CVE-2021-46817 : Vulnerability Insights and Analysis

Adobe Media Encoder version 15.4 and earlier are affected by a memory corruption vulnerability that could lead to remote code execution when a victim opens a malicious M4A file. Learn about the impact, technical details, and mitigation strategies.

Understanding CVE-2021-46817

Adobe Media Encoder M4A file memory corruption vulnerability could lead to remote code execution.

What is CVE-2021-46817?

Adobe Media Encoder version 15.4 (and earlier) contain a memory corruption vulnerability that allows an unauthenticated attacker to execute arbitrary code in the current user's context by exploiting a malicious M4A file.

The Impact of CVE-2021-46817

CVSS Base Score: 7.8 (High)
Severity: High
Attack Complexity: Low
Attack Vector: Local
Availability Impact: High
Confidentiality Impact: High
Integrity Impact: High
User Interaction: Required

Technical Details of CVE-2021-46817

Adobe Media Encoder M4A file memory corruption vulnerability.

Vulnerability Description

This vulnerability allows for a memory corruption exploit leading to remote code execution.

Affected Systems and Versions

Affected Product: Media Encoder
Vendor: Adobe
Affected Versions: up to and including 15.4

Exploitation Mechanism

To exploit this issue, a victim must interact with a malicious M4A file for arbitrary code execution.

Mitigation and Prevention

Protect your systems from CVE-2021-46817.

Immediate Steps to Take

Update Adobe Media Encoder to a non-vulnerable version.
Exercise caution when opening M4A files from untrusted sources.

Long-Term Security Practices

Regularly update software to address security vulnerabilities.
Implement user awareness training on phishing and malicious file handling.

Patching and Updates

Apply the latest security patches and updates provided by Adobe.