CVE-2021-42737 : Vulnerability Insights and Analysis

Adobe Prelude version 10.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious WAV file, potentially resulting in arbitrary code execution. This CVE was made public on October 26, 2021.

Understanding CVE-2021-42737

Adobe Prelude WAV File Parsing Memory Corruption Arbitrary Code Execution vulnerability.

What is CVE-2021-42737?

Adobe Prelude version 10.1 (and earlier) is susceptible to memory corruption due to insecure handling of a crafted WAV file.
Successful exploitation could lead to arbitrary code execution within the user's context.
User interaction is required as the victim needs to open a specially crafted file.

The Impact of CVE-2021-42737

CVSS Score: 7.8 (High)
Impact: High impact on availability, confidentiality, and integrity.

Technical Details of CVE-2021-42737

Adobe Prelude vulnerability technical details.

Vulnerability Description

Memory corruption vulnerability in Adobe Prelude.

Affected Systems and Versions

Affected Product: Adobe Prelude
Vendor: Adobe
Affected Versions: Prelude <= 10.1 and versions with unspecified values.

Exploitation Mechanism

Exploitation requires the victim to open a specifically crafted WAV file.

Mitigation and Prevention

Protect your system from CVE-2021-42737.

Immediate Steps to Take

Disable unnecessary services to reduce the attack surface.
Regularly update antivirus signatures to detect malicious files.
Be cautious when opening files from unknown sources.

Long-Term Security Practices

Conduct regular security training for employees on identifying phishing attempts.
Implement the principle of least privilege to restrict unnecessary access.
Keep software and systems up to date with the latest security patches.
Monitor network traffic for any suspicious activity.
Consider implementing application whitelisting to only allow approved programs to run.
Establish incident response procedures to quickly address security breaches.

Patching and Updates

Apply security patches provided by Adobe to rectify the vulnerability.