PT-2021-2146 · Adobe · Photoshop

Published 2021-02-09 · Updated 2021-09-08 · CVE-2021-21051

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Adobe Photoshop versions 21.2.4 and earlier Adobe Photoshop versions 22.1.1 and earlier

Description The issue is related to a Buffer Overflow vulnerability when parsing a specially crafted javascript file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction, where a victim must open a malicious file.

Recommendations For Adobe Photoshop versions 21.2.4 and earlier, update to a version later than 21.2.4 to resolve the issue. For Adobe Photoshop versions 22.1.1 and earlier, update to a version later than 22.1.1 to resolve the issue. As a temporary workaround, consider avoiding the use of javascript files in Adobe Photoshop until a patch is available.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2021-01006

CVE-2021-21051

Affected Products

Photoshop

References · 6

• https://osv.dev/vulnerability/CVE-2021-21051 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-01006 · Security Note
• https://helpx.adobe.com/security/products/photoshop/apsb21-10.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21051 · Security Note
• https://t.me/cibsecurity/23509 · Telegram Post
• https://t.me/cvenotify/9820 · Telegram Post