CVE-2021-43757 HIGH

CVE-2021-43757: Adobe Media Encoder 3GP File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

Vendor Adobe
Product Media Encoder
Weakness CWE-125
Published July 12, 2023
Last update March 5, 2025

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Adobe Media Encoder versions 22.0, 15.4.2 (and earlier) are affected by an 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 3GP ​file

Key dates

02Disclosure timeline

July 12, 2023 CVE published
March 5, 2025 Record updated