CVE-2021-43747 : Vulnerability Insights and Analysis

Adobe Premiere Rush version 1.5.16 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious WAV file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Understanding CVE-2021-43747

What is CVE-2021-43747?

Adobe Premiere Rush version 1.5.16 and earlier suffer from a memory corruption vulnerability when processing a malicious WAV file, allowing for potential arbitrary code execution in the user's context.

The Impact of CVE-2021-43747

The vulnerability has a CVSS base score of 7.8, indicating a high-severity issue with significant confidentiality, integrity, and availability impacts. It requires user interaction to be exploited.

Technical Details of CVE-2021-43747

Vulnerability Description

The vulnerability in Adobe Premiere Rush arises from insecure handling of a specific type of file which enables an attacker to execute arbitrary code.

Affected Systems and Versions

Product: Premiere Rush
Vendor: Adobe
Versions affected: up to 1.5.16 and unspecified

Exploitation Mechanism

The vulnerability is triggered by processing a malicious WAV file, leading to memory corruption and potential code execution in the context of the impacted user.

Mitigation and Prevention

Immediate Steps to Take

Update Adobe Premiere Rush to the latest version to patch the vulnerability.
Avoid opening WAV files from untrusted or unknown sources.
Educate users about the risks associated with opening files from unfamiliar sources.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement strong user access control measures to minimize the impact of potential exploits.
Conduct regular security awareness training to educate users on identifying and avoiding malicious files.

Patching and Updates

Apply the security update provided by Adobe that addresses the memory corruption vulnerability in Premiere Rush.