CVE-2021-39845

MEDIUM

Adobe Acrobat/Reader DC < 21.005.20058 & < 20.004.30006 - Stack-based Buffer Overflow via PDF

Title source: llm
STIX 2.1

Description

Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a stack overflow vulnerability due to insecure handling of a crafted PDF file, potentially resulting in memory corruption in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted PDF file in Acrobat Reader.

References (1)

Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://helpx.adobe.com/security/products/acrobat/apsb21-55.html

Scores

CVSS v3 6.1
EPSS 0.0251
EPSS Percentile 82.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

Details

CWE
CWE-121 CWE-787
Status published
Products (4)
adobe/acrobat 20.001.30005 - 20.004.30006
adobe/acrobat_dc 15.008.20082 - 21.005.20058
adobe/acrobat_reader 20.001.30005 - 20.004.30006
adobe/acrobat_reader_dc 15.008.20082 - 21.005.20058
Published Sep 29, 2021
Tracked Since Feb 18, 2026