CVE-2020-25042 : Vulnerability Insights and Analysis

An arbitrary file upload vulnerability in Mara CMS 7.5 allows attackers to upload PHP code by exploiting a specific request.

Understanding CVE-2020-25042

What is CVE-2020-25042?

The CVE-2020-25042 vulnerability involves an arbitrary file upload flaw in Mara CMS 7.5, requiring an authenticated session for exploitation.

The Impact of CVE-2020-25042

This vulnerability can be exploited by attackers with admin/manager access to upload malicious PHP code, potentially leading to remote code execution.

Technical Details of CVE-2020-25042

Vulnerability Description

The issue exists in Mara CMS 7.5, allowing attackers to upload PHP code via a specific request to codebase/handler.php.

Affected Systems and Versions

Affected Version: Mara CMS 7.5

Exploitation Mechanism

To exploit this vulnerability, an attacker needs a valid authenticated session and must make a codebase/dir.php?type=filenew request to upload PHP code.

Mitigation and Prevention

Immediate Steps to Take

Update Mara CMS to the latest version to patch the vulnerability.
Monitor and restrict access to sensitive directories within the CMS.

Long-Term Security Practices

Regularly review and update access controls and user permissions.
Conduct security audits and penetration testing to identify and address vulnerabilities.
Educate users on secure coding practices and the risks of arbitrary file uploads.

Patching and Updates

Apply security patches and updates provided by Mara CMS to address the arbitrary file upload vulnerability.