CVE-2021-40729 LOW

CVE-2021-40729: Adobe Acrobat Reader DC PDF Out-of-Bound Read Vulnerability Information Disclosure

Vendor Adobe
Product Acrobat Reader
Weakness CWE-125
Published October 15, 2021
Last update April 23, 2025

CVSS base score

3.3/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by a out-of-bounds read 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 in that a victim must open a malicious PDF file.

Key dates

02Disclosure timeline

October 15, 2021 CVE published
April 23, 2025 Record updated