Multiple vulnerabilities in Adobe Acrobat and Reader



Published: 2021-09-14
Risk High
Patch available YES
Number of vulnerabilities 26
CVE-ID CVE-2021-39841
CVE-2021-39842
CVE-2021-39851
CVE-2021-39849
CVE-2021-39850
CVE-2021-39853
CVE-2021-39854
CVE-2021-39852
CVE-2021-39860
CVE-2021-39836
CVE-2021-39837
CVE-2021-39838
CVE-2021-39839
CVE-2021-39840
CVE-2021-39863
CVE-2021-39859
CVE-2021-35982
CVE-2021-39845
CVE-2021-39846
CVE-2021-39843
CVE-2021-39858
CVE-2021-39861
CVE-2021-39844
CVE-2021-39855
CVE-2021-39856
CVE-2021-39857
CWE-ID CWE-843
CWE-416
CWE-476
CWE-122
CWE-427
CWE-121
CWE-787
CWE-125
CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Adobe Acrobat DC
Client/Desktop applications / Office applications

Adobe Acrobat
Client/Desktop applications / Office applications

Adobe Acrobat Reader DC
Client/Desktop applications / Office applications

Adobe Reader
Client/Desktop applications / Office applications

Vendor Adobe

Security Bulletin

This security bulletin contains information about 26 vulnerabilities.

1) Type Confusion

EUVDB-ID: #VU56528

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39841

CWE-ID: CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Use-after-free

EUVDB-ID: #VU56541

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39842

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) NULL pointer dereference

EUVDB-ID: #VU56554

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39851

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) NULL pointer dereference

EUVDB-ID: #VU56553

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39849

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) NULL pointer dereference

EUVDB-ID: #VU56552

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39850

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) NULL pointer dereference

EUVDB-ID: #VU56551

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39853

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) NULL pointer dereference

EUVDB-ID: #VU56550

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39854

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) NULL pointer dereference

EUVDB-ID: #VU56549

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39852

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) NULL pointer dereference

EUVDB-ID: #VU56548

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39860

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

10) Use-after-free

EUVDB-ID: #VU56545

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39836

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) Use-after-free

EUVDB-ID: #VU56544

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39837

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) Use-after-free

EUVDB-ID: #VU56543

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39838

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

13) Use-after-free

EUVDB-ID: #VU56542

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39839

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

14) Use-after-free

EUVDB-ID: #VU56540

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39840

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

15) Heap-based buffer overflow

EUVDB-ID: #VU56530

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39863

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

16) Use-after-free

EUVDB-ID: #VU56539

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39859

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

17) Insecure DLL loading

EUVDB-ID: #VU56561

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-35982

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A remote attacker can place a specially crafted .dll file on a remote SMB fileshare, trick the victim into opening a file, associated with the vulnerable application, and execute arbitrary code on victim's system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

18) Stack-based buffer overflow

EUVDB-ID: #VU56560

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39845

CWE-ID: CWE-121 - Stack-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

19) Stack-based buffer overflow

EUVDB-ID: #VU56559

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39846

CWE-ID: CWE-121 - Stack-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

20) Out-of-bounds write

EUVDB-ID: #VU56555

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39843

CWE-ID: CWE-787 - Out-of-bounds Write

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger an out-of-bounds write error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

21) Out-of-bounds read

EUVDB-ID: #VU56533

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39858

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

22) Out-of-bounds read

EUVDB-ID: #VU56532

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39861

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

23) Out-of-bounds read

EUVDB-ID: #VU56531

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39844

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

24) Information disclosure

EUVDB-ID: #VU56538

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39855

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

25) Information disclosure

EUVDB-ID: #VU56537

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39856

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

26) Information disclosure

EUVDB-ID: #VU56536

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39857

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Acrobat: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30096, 2017.011.30102, 2017.011.30105, 2017.011.30120, 2017.011.30127, 2017.011.30148, 2017.011.30150, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30180, 2017.011.30188, 2017.011.30190, 2017.011.30194, 2017.011.30196, 2017.011.30197, 2017.011.30199

Adobe Acrobat Reader DC: 2020.001.30020, 2020.001.30025, 2020.004.30005, 2020.004.30006, 2020.006.20034, 2020.006.20042, 2020.009.20063, 2020.009.20074, 2020.012.20041, 2020.012.20048, 2020.013.20064, 2020.013.20066, 2020.013.20074, 2021.001.20135, 2021.001.20149, 2021.001.20150, 2021.001.20155, 2021.005.20054, 2021.005.20058, 2021.005.20060, 2021.005.20148

Adobe Reader: 2017.008.30051, 2017.011.30066, 2017.011.30068, 2017.011.30070, 2017.011.30078, 2017.011.30099, 2017.011.30102, 2017.011.30105, 2017.011.30152, 2017.011.30156, 2017.011.30158, 2017.011.30166, 2017.011.30171, 2017.011.30175, 2017.011.30199

CPE2.3 External links

http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



###SIDEBAR###