PT-2021-2145 · Adobe · Photoshop

Published 2021-02-09 · Updated 2021-09-08 · CVE-2021-21050

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 an Out-of-bounds Read vulnerability when parsing a specially crafted 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 opening of suspicious or untrusted files in Adobe Photoshop until a patch is available.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2021-01005

CVE-2021-21050

ZDI-21-163

Affected Products

Photoshop

References · 7

• https://osv.dev/vulnerability/CVE-2021-21050 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-01005 · Security Note
• https://helpx.adobe.com/security/products/photoshop/apsb21-10.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21050 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-163 · Security Note
• https://t.me/cibsecurity/23501 · Telegram Post
• https://t.me/cvenotify/9821 · Telegram Post