PT-2021-6911 · Adobe · Photoshop

Published 2021-10-26 · Updated 2023-09-12 · CVE-2021-42734

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Adobe Photoshop versions 22.5.1 and earlier

Description The issue is related to an out-of-bounds read vulnerability in Adobe Photoshop that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction, where a victim must open a malicious file. This could potentially allow an attacker to elevate their privileges.

Recommendations For Adobe Photoshop versions 22.5.1 and earlier, update to a version later than 22.5.1 to resolve the issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2022-02584

CVE-2021-42734

ZDI-22-430

Affected Products

Photoshop

References · 7

• https://zerodayinitiative.com/advisories/ZDI-22-430 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-42734 · Security Note
• https://helpx.adobe.com/security/products/photoshop/apsb21-109.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-02584 · Security Note
• https://osv.dev/vulnerability/CVE-2021-42734 · Vendor Advisory
• https://twitter.com/CVEnew/status/1699774259843711264 · Twitter Post
• https://t.me/cibsecurity/70073 · Telegram Post