PT-2022-18586 · Adobe · Acrobat Reader

Published 2022-04-12 · Updated 2022-05-18 · CVE-2022-27791

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Adobe Acrobat Reader DC versions 22.001.20085 and earlier Adobe Acrobat Reader DC versions 20.005.3031x and earlier Adobe Acrobat Reader DC versions 17.012.30205 and earlier

Description A stack-based buffer overflow vulnerability exists due to insecure processing of a font, potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction, where a victim must open a crafted .pdf file.

Recommendations For Adobe Acrobat Reader DC versions 22.001.20085 and earlier, update to a version later than 22.001.20085 to resolve the issue. For Adobe Acrobat Reader DC versions 20.005.3031x and earlier, update to a version later than 20.005.3031x to resolve the issue. For Adobe Acrobat Reader DC versions 17.012.30205 and earlier, update to a version later than 17.012.30205 to resolve the issue. As a temporary workaround, consider avoiding the use of font parsing functionality until a patch is available.

Fix

Memory Corruption

Stack Overflow

Weakness Enumeration

CWE-787

CWE-121

Related Identifiers

CVE-2022-27791

ZDI-22-628

Affected Products

Acrobat Reader

References · 6

• https://zerodayinitiative.com/advisories/ZDI-22-628 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-27791 · Security Note
• https://helpx.adobe.com/security/products/acrobat/apsb22-16.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-27791 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-27791 · Note
• https://t.me/cibsecurity/42410 · Telegram Post