PT-2022-18580 · Adobe · Acrobat Reader

Published 2022-04-12 · Updated 2022-05-18 · CVE-2022-27786

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 Acrobat Reader DC versions 22.001.20085 and earlier Acrobat Reader DC versions 20.005.3031x and earlier Acrobat Reader DC versions 17.012.30205 and earlier

Description A use-after-free vulnerability in the processing of fonts could result in 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 versions 22.001.20085 and earlier, update to a version that fixes the use-after-free vulnerability in font processing. For versions 20.005.3031x and earlier, update to a version that fixes the use-after-free vulnerability in font processing. For versions 17.012.30205 and earlier, update to a version that fixes the use-after-free vulnerability in font processing. As a temporary workaround, consider avoiding the opening of files from untrusted sources to minimize the risk of exploitation.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2022-27786

ZDI-22-675

Affected Products

Acrobat Reader

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2022-27786 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-22-675 · Security Note
• https://osv.dev/vulnerability/CVE-2022-27786 · Vendor Advisory
• https://helpx.adobe.com/security/products/acrobat/apsb22-16.html · Vendor Advisory
• https://t.me/cibsecurity/42416 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-27786 · Note