Debian update for chromium



Published: 2021-05-04
Risk High
Patch available YES
Number of vulnerabilities 7
CVE ID CVE-2021-21227
CVE-2021-21228
CVE-2021-21229
CVE-2021-21230
CVE-2021-21231
CVE-2021-21232
CVE-2021-21233
CWE ID CWE-20
CWE-264
CWE-843
CWE-416
CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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chromium (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Advisory

1) Input validation error

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-2021-21227

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in V8. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

Mitigation

Update chromium package to version 90.0.4430.93-1~deb10u1.

Vulnerable software versions

chromium (Debian package): 76.0.3809.100-1~deb10u1, 78.0.3904.97-1~deb10u1, 78.0.3904.108-1~deb10u1, 79.0.3945.130-1~deb10u1, 80.0.3987.132-1~deb10u1, 80.0.3987.149-1~deb10u1, 80.0.3987.162-1~deb10u1, 83.0.4103.116-1~deb10u1, 83.0.4103.116-1~deb10u2, 83.0.4103.116-1~deb10u3, 87.0.4280.88-0.4~deb10u1, 87.0.4280.141-0.1~deb10u1, 88.0.4324.146-1~deb10u1, 88.0.4324.182-1~deb10u1, 89.0.4389.114-1~deb10u1, 90.0.4430.85-1~deb10u1

CPE External links

https://www.debian.org/security/2021/dsa-4911

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Permissions, Privileges, and Access Controls

Risk: Medium

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-21228

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient policy enforcement in extensions. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and compromise the affected system.

Mitigation

Update chromium package to version 90.0.4430.93-1~deb10u1.

Vulnerable software versions

chromium (Debian package): 76.0.3809.100-1~deb10u1, 78.0.3904.97-1~deb10u1, 78.0.3904.108-1~deb10u1, 79.0.3945.130-1~deb10u1, 80.0.3987.132-1~deb10u1, 80.0.3987.149-1~deb10u1, 80.0.3987.162-1~deb10u1, 83.0.4103.116-1~deb10u1, 83.0.4103.116-1~deb10u2, 83.0.4103.116-1~deb10u3, 87.0.4280.88-0.4~deb10u1, 87.0.4280.141-0.1~deb10u1, 88.0.4324.146-1~deb10u1, 88.0.4324.182-1~deb10u1, 89.0.4389.114-1~deb10u1, 90.0.4430.85-1~deb10u1

CPE External links

https://www.debian.org/security/2021/dsa-4911

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

3) Permissions, Privileges, and Access Controls

Risk: Medium

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-21229

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to incorrect security UI in downloads. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and compromise the affected system.

Mitigation

Update chromium package to version 90.0.4430.93-1~deb10u1.

Vulnerable software versions

chromium (Debian package): 76.0.3809.100-1~deb10u1, 78.0.3904.97-1~deb10u1, 78.0.3904.108-1~deb10u1, 79.0.3945.130-1~deb10u1, 80.0.3987.132-1~deb10u1, 80.0.3987.149-1~deb10u1, 80.0.3987.162-1~deb10u1, 83.0.4103.116-1~deb10u1, 83.0.4103.116-1~deb10u2, 83.0.4103.116-1~deb10u3, 87.0.4280.88-0.4~deb10u1, 87.0.4280.141-0.1~deb10u1, 88.0.4324.146-1~deb10u1, 88.0.4324.182-1~deb10u1, 89.0.4389.114-1~deb10u1, 90.0.4430.85-1~deb10u1

CPE External links

https://www.debian.org/security/2021/dsa-4911

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

4) Type Confusion

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] [PCI]

CVE-ID: CVE-2021-21230

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 in V8. A remote attacker can create a specially crafted web page, trick the victim into visiting it, 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

Update chromium package to version 90.0.4430.93-1~deb10u1.

Vulnerable software versions

chromium (Debian package): 76.0.3809.100-1~deb10u1, 78.0.3904.97-1~deb10u1, 78.0.3904.108-1~deb10u1, 79.0.3945.130-1~deb10u1, 80.0.3987.132-1~deb10u1, 80.0.3987.149-1~deb10u1, 80.0.3987.162-1~deb10u1, 83.0.4103.116-1~deb10u1, 83.0.4103.116-1~deb10u2, 83.0.4103.116-1~deb10u3, 87.0.4280.88-0.4~deb10u1, 87.0.4280.141-0.1~deb10u1, 88.0.4324.146-1~deb10u1, 88.0.4324.182-1~deb10u1, 89.0.4389.114-1~deb10u1, 90.0.4430.85-1~deb10u1

CPE External links

https://www.debian.org/security/2021/dsa-4911

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

5) Input validation error

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-2021-21231

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in V8. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.

Mitigation

Update chromium package to version 90.0.4430.93-1~deb10u1.

Vulnerable software versions

chromium (Debian package): 76.0.3809.100-1~deb10u1, 78.0.3904.97-1~deb10u1, 78.0.3904.108-1~deb10u1, 79.0.3945.130-1~deb10u1, 80.0.3987.132-1~deb10u1, 80.0.3987.149-1~deb10u1, 80.0.3987.162-1~deb10u1, 83.0.4103.116-1~deb10u1, 83.0.4103.116-1~deb10u2, 83.0.4103.116-1~deb10u3, 87.0.4280.88-0.4~deb10u1, 87.0.4280.141-0.1~deb10u1, 88.0.4324.146-1~deb10u1, 88.0.4324.182-1~deb10u1, 89.0.4389.114-1~deb10u1, 90.0.4430.85-1~deb10u1

CPE External links

https://www.debian.org/security/2021/dsa-4911

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

6) Use-after-free

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] [PCI]

CVE-ID: CVE-2021-21232

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in Dev Tools. A remote attacker can trick the victim to visit a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update chromium package to version 90.0.4430.93-1~deb10u1.

Vulnerable software versions

chromium (Debian package): 76.0.3809.100-1~deb10u1, 78.0.3904.97-1~deb10u1, 78.0.3904.108-1~deb10u1, 79.0.3945.130-1~deb10u1, 80.0.3987.132-1~deb10u1, 80.0.3987.149-1~deb10u1, 80.0.3987.162-1~deb10u1, 83.0.4103.116-1~deb10u1, 83.0.4103.116-1~deb10u2, 83.0.4103.116-1~deb10u3, 87.0.4280.88-0.4~deb10u1, 87.0.4280.141-0.1~deb10u1, 88.0.4324.146-1~deb10u1, 88.0.4324.182-1~deb10u1, 89.0.4389.114-1~deb10u1, 90.0.4430.85-1~deb10u1

CPE External links

https://www.debian.org/security/2021/dsa-4911

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

7) Buffer overflow

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] [PCI]

CVE-ID: CVE-2021-21233

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in ANGLE. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a buffer overflow and execute arbitrary code on the target system.

Mitigation

Update chromium package to version 90.0.4430.93-1~deb10u1.

Vulnerable software versions

chromium (Debian package): 76.0.3809.100-1~deb10u1, 78.0.3904.97-1~deb10u1, 78.0.3904.108-1~deb10u1, 79.0.3945.130-1~deb10u1, 80.0.3987.132-1~deb10u1, 80.0.3987.149-1~deb10u1, 80.0.3987.162-1~deb10u1, 83.0.4103.116-1~deb10u1, 83.0.4103.116-1~deb10u2, 83.0.4103.116-1~deb10u3, 87.0.4280.88-0.4~deb10u1, 87.0.4280.141-0.1~deb10u1, 88.0.4324.146-1~deb10u1, 88.0.4324.182-1~deb10u1, 89.0.4389.114-1~deb10u1, 90.0.4430.85-1~deb10u1

CPE External links

https://www.debian.org/security/2021/dsa-4911

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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