CVE-2019-11377 : Vulnerability Insights and Analysis

WCMS v0.3.2 contains a vulnerability related to Arbitrary File Upload in the wcms/wex/finder/action.php file.

Understanding CVE-2019-11377

This CVE identifies a specific vulnerability in WCMS v0.3.2 related to Arbitrary File Upload.

What is CVE-2019-11377?

The vulnerability allows for Arbitrary File Upload in the wcms/wex/finder/action.php file, specifically in the developer/finder section where the .php extension is considered valid based on the fm_get_text_exts function.

The Impact of CVE-2019-11377

This vulnerability could be exploited by attackers to upload malicious files, potentially leading to unauthorized access, data breaches, or further system compromise.

Technical Details of CVE-2019-11377

WCMS v0.3.2 vulnerability details.

Vulnerability Description

The vulnerability in WCMS v0.3.2 allows for Arbitrary File Upload via the developer/finder section, where the .php extension is treated as valid.

Affected Systems and Versions

Affected Version: WCMS v0.3.2
Developer/finder section of the application

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading malicious files with the .php extension, potentially executing arbitrary code on the server.

Mitigation and Prevention

Protecting systems from CVE-2019-11377.

Immediate Steps to Take

Disable file uploads in the affected section of WCMS v0.3.2
Implement input validation to restrict file types
Monitor file uploads for suspicious activity

Long-Term Security Practices

Regularly update and patch WCMS to the latest secure version
Conduct security audits and penetration testing to identify vulnerabilities
Educate users on safe file handling practices

Patching and Updates

Apply patches or updates provided by the WCMS vendor to address the Arbitrary File Upload vulnerability