CVE-2021-21042 MEDIUM

CVE-2021-21042: Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability

Vendor Adobe
Product Acrobat Reader
Weakness CWE-125
Published February 11, 2021
Last update September 16, 2024

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity None

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

What the vulnerability does

01Description

Acrobat Reader DC versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an Out-of-bounds Read vulnerability that could lead to arbitrary disclosure of information in the memory stack. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Key dates

02Disclosure timeline

February 11, 2021 CVE published
September 16, 2024 Record updated