PT-2022-3618 · Adobe · Acrobat Reader

Published 2022-07-12 · Updated 2022-07-21 · CVE-2022-34237

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 Acrobat Reader versions 22.001.20142 and earlier Adobe Acrobat Reader versions 20.005.30334 and earlier Adobe Acrobat Reader versions 17.012.30229 and earlier

Description The issue is related to a use-after-free vulnerability 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 may allow an attacker to gain unauthorized access to protected information.

Recommendations For Adobe Acrobat Reader versions 22.001.20142 and earlier, update to a version later than 22.001.20142 to resolve the issue. For Adobe Acrobat Reader versions 20.005.30334 and earlier, update to a version later than 20.005.30334 to resolve the issue. For Adobe Acrobat Reader versions 17.012.30229 and earlier, update to a version later than 17.012.30229 to resolve the issue. As a temporary workaround, consider avoiding the use of font parsing functionality in Adobe Acrobat Reader DC until a patch is available.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2022-04403

CVE-2022-34237

ZDI-22-981

Affected Products

Acrobat Reader

References · 6

• https://helpx.adobe.com/security/products/acrobat/apsb22-32.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-34237 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-22-981 · Security Note
• https://bdu.fstec.ru/vul/2022-04403 · Security Note
• https://osv.dev/vulnerability/CVE-2022-34237 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-34237 · Note