CVE-2020-7246 Explained : Impact and Mitigation

A remote code execution (RCE) vulnerability in qdPM 9.1 and earlier allows attackers to upload malicious PHP code files via the profile photo functionality, exploiting a path traversal vulnerability in the users['photop_preview'] delete photo feature.

Understanding CVE-2020-7246

This CVE involves a critical RCE vulnerability in qdPM 9.1 and earlier versions.

What is CVE-2020-7246?

The vulnerability enables threat actors to upload harmful PHP code files through the profile photo feature, leveraging a path traversal flaw in the delete photo function.

The Impact of CVE-2020-7246

The vulnerability permits remote code execution, potentially leading to unauthorized access, data theft, and system compromise.

Technical Details of CVE-2020-7246

This section delves into the technical aspects of the CVE.

Vulnerability Description

The flaw in qdPM 9.1 and earlier versions allows attackers to bypass .htaccess protection by uploading malicious PHP code files.

Affected Systems and Versions

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Versions affected: n/a

Exploitation Mechanism

Attackers exploit a path traversal vulnerability in the users['photop_preview'] delete photo feature to upload malicious PHP code files.

Mitigation and Prevention

Protecting systems from CVE-2020-7246 requires immediate action and long-term security measures.

Immediate Steps to Take

Disable the profile photo functionality in qdPM 9.1 and earlier versions.
Implement strict file upload restrictions to prevent malicious uploads.
Monitor system logs for any suspicious activity.

Long-Term Security Practices

Regularly update qdPM to the latest secure version.
Conduct security audits to identify and address vulnerabilities proactively.
Educate users on safe computing practices to prevent social engineering attacks.

Patching and Updates

Apply patches and security updates provided by the qdPM vendor to address the RCE vulnerability.