PT-2022-18919 · Adobe · Acrobat Reader

Published 2022-04-12 · Updated 2022-05-20 · CVE-2022-28256

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 Acrobat Reader DC versions 22.001.2011x and earlier Acrobat Reader DC versions 20.005.3033x and earlier Acrobat Reader DC versions 17.012.3022x and earlier

Description A use-after-free vulnerability 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.

Recommendations For versions 22.001.2011x and earlier, update to a version that fixes this issue. For versions 20.005.3033x and earlier, update to a version that fixes this issue. For versions 17.012.3022x and earlier, update to a version that fixes this issue. As a temporary workaround, consider avoiding the use of affected Adobe Acrobat Reader DC functionality until a patch is available.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2022-28256

ZDI-22-668

Affected Products

Acrobat Reader

References · 6

• https://zerodayinitiative.com/advisories/ZDI-22-668 · Security Note
• https://osv.dev/vulnerability/CVE-2022-28256 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-28256 · Security Note
• https://helpx.adobe.com/security/products/acrobat/apsb22-16.html · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28256 · Note
• https://t.me/cibsecurity/42425 · Telegram Post