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CVE-2021-43029 : Exploit Details and Defense Strategies

Adobe Premiere Rush version 1.5.16 (and earlier) is vulnerable to a memory corruption flaw when handling malicious M4A files, potentially leading to arbitrary code execution. Learn about impacts and mitigation strategies.

Adobe Premiere Rush version 1.5.16 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious M4A file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Understanding CVE-2021-43029

Adobe Premiere Rush M4A File Memory Corruption Remote Code Execution

What is CVE-2021-43029?

Adobe Premiere Rush version 1.5.16 (and earlier) is susceptible to a memory corruption vulnerability when processing a malicious M4A file. This flaw could allow an attacker to execute arbitrary code within the current user's context.

The Impact of CVE-2021-43029

This vulnerability has a CVSS v3.1 base score of 7.8, indicating a high severity issue with significant impacts:

        Attack Complexity: Low
        Attack Vector: Local
        Confidentiality Impact: High
        Integrity Impact: High
        Availability Impact: High
        User Interaction: Required

Technical Details of CVE-2021-43029

Adobe Premiere Rush version 1.5.16 is affected by the following:

Vulnerability Description

The vulnerability involves a memory corruption issue in how Adobe Premiere Rush handles M4A files.

Affected Systems and Versions

        Product: Premiere Rush
        Vendor: Adobe
        Versions Affected: <= 1.5.16, None
        Version Type: Custom

Exploitation Mechanism

Exploiting this vulnerability requires user interaction with a specially crafted malicious M4A file.

Mitigation and Prevention

Immediate action and long-term security practices are essential:

Immediate Steps to Take

        Update Adobe Premiere Rush to the latest version.
        Avoid opening suspicious M4A files or content from untrusted sources.
        Implement security awareness training for users.

Long-Term Security Practices

        Regularly update software and security patches.
        Employ additional security layers like antivirus and intrusion detection systems.
        Conduct regular security audits and assessments.

Patching and Updates

Apply security patches provided by Adobe to address this vulnerability.

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