PT-2022-18583 · Adobe · Acrobat Reader

Published 2022-04-12 · Updated 2022-05-18 · CVE-2022-27789

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 issue in the processing of the acroform event could result in arbitrary code execution in the context of the current user. This requires user interaction, where a victim must open a malicious file. The vulnerability allows attackers to execute arbitrary code.

Recommendations For versions 22.001.20085 and earlier, update to a version later than 22.001.20085 to resolve the issue. For versions 20.005.3031x and earlier, update to a version later than 20.005.3031x to resolve the issue. For 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 AcroForm until a patch is available.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2022-27789

ZDI-22-633

Affected Products

Acrobat Reader

References · 5

• https://zerodayinitiative.com/advisories/ZDI-22-633 · Security Note
• https://osv.dev/vulnerability/CVE-2022-27789 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-27789 · Security Note
• https://helpx.adobe.com/security/products/acrobat/apsb22-16.html · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-27789 · Note