Multiple vulnerabilities in Adobe Photoshop
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2021-43018 CVE-2021-43020 CVE-2021-44184 |
| CWE-ID | CWE-787 CWE-401 CWE-119 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Adobe Photoshop Client/Desktop applications / Multimedia software |
| Vendor | Adobe |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Out-of-bounds write
EUVDB-ID: #VU58971
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-2021-43018
CWE-ID:
CWE-787 - Out-of-bounds write
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing JPG2000 images. A remote attacker can create a specially crafted JPG2000 image, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsAdobe Photoshop: 22.1.0 - 23.0.2
External linkshttp://helpx.adobe.com/security/products/photoshop/apsb21-113.html
http://www.zerodayinitiative.com/advisories/ZDI-21-1560/
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) Memory leak
EUVDB-ID: #VU58972
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-2021-43020
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak when parsing specially crafted TIFF files. A remote attacker can force the application to leak memory and perform denial of service attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsAdobe Photoshop: 22.1.0 - 23.0.2
External linkshttp://helpx.adobe.com/security/products/photoshop/apsb21-113.html
http://fortiguard.com/zeroday/FG-VD-21-100
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) Buffer overflow
EUVDB-ID: #VU58974
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-2021-44184
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing U3D files. A remote attacker can create a specially crafted U3D file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsAdobe Photoshop: 22.1.0 - 23.0.2
External linkshttp://helpx.adobe.com/security/products/photoshop/apsb21-113.html
http://fortiguard.com/zeroday/FG-VD-21-103
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.
