CVE-2021-40793 : Security Advisory and Response

Adobe Premiere Pro version 15.4.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user.

Understanding CVE-2021-40793

Adobe Premiere Pro WAV file memory corruption vulnerability could lead to arbitrary code execution.

What is CVE-2021-40793?

Affects Adobe Premiere Pro version 15.4.1 and earlier
Memory corruption vulnerability due to insecure handling of a malicious file
Potential for arbitrary code execution with user interaction required

The Impact of CVE-2021-40793

CVSS Score: 7.8 (High)
Impact: High confidentiality, integrity, and availability impact
Attack Vector: Local
Privileges Required: None
User Interaction: Required

Technical Details of CVE-2021-40793

Adobe Premiere Pro vulnerability details.

Vulnerability Description

Vulnerability Type: Access of Memory Location After End of Buffer (CWE-788)
Insecure handling of a malicious file leading to memory corruption

Affected Systems and Versions

Affected Product: Adobe Premiere
Vulnerable Versions: 15.4.1 and earlier

Exploitation Mechanism

Requires user interaction to exploit the vulnerability
Potential for arbitrary code execution in the context of the current user

Mitigation and Prevention

Protecting against CVE-2021-40793.

Immediate Steps to Take

Update Adobe Premiere to version 15.4.1 or newer
Be cautious of opening untrusted WAV files

Long-Term Security Practices

Regularly update software and security patches
Educate users about safe file handling practices

Patching and Updates

Apply patches and updates provided by Adobe
Monitor security advisories from Adobe