PT-2020-5071 · Adobe · Acrobat Reader

Published 2020-11-03 · Updated 2021-09-08 · CVE-2020-24430

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Adobe Acrobat Reader DC versions 2020.012.20048 and earlier Adobe Acrobat Reader DC versions 2020.001.30005 and earlier Adobe Acrobat Reader DC versions 2017.011.30175 and earlier

Description The issue is related to a use-after-free vulnerability when handling malicious JavaScript, which could result in arbitrary code execution in the context of the current user. Exploitation requires user interaction, where a victim must open a malicious file. This allows a remote attacker to execute arbitrary code in the context of the current user using a specially crafted file.

Recommendations For Adobe Acrobat Reader DC versions 2020.012.20048 and earlier, update to a version later than 2020.012.20048 to resolve the issue. For Adobe Acrobat Reader DC versions 2020.001.30005 and earlier, update to a version later than 2020.001.30005 to resolve the issue. For Adobe Acrobat Reader DC versions 2017.011.30175 and earlier, update to a version later than 2017.011.30175 to resolve the issue. As a temporary workaround, consider disabling JavaScript handling in Adobe Acrobat Reader DC until a patch is available.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2020-05660

CVE-2020-24430

Affected Products

Acrobat Reader

References · 7

• https://bdu.fstec.ru/vul/2020-05660 · Security Note
• https://helpx.adobe.com/security/products/acrobat/apsb20-67.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-24430 · Security Note
• https://osv.dev/vulnerability/CVE-2020-24430 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/659147 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-24430 · Note
• https://t.me/cvenotify/5372 · Telegram Post