CVE-2019-19731 Explained : Impact and Mitigation

Roxy Fileman 1.4.5 for .NET has a security issue related to path traversal, allowing unauthorized users to exploit vulnerabilities.

Understanding CVE-2019-19731

What is CVE-2019-19731?

Roxy Fileman 1.4.5 for .NET is susceptible to path traversal, enabling remote attackers to save uploaded files to any desired location, potentially leading to the execution of malicious code.

The Impact of CVE-2019-19731

The vulnerability allows unauthorized users to upload Windows shortcut files and save them in critical system folders, posing a risk of executing malicious code.

Technical Details of CVE-2019-19731

Vulnerability Description

Path traversal vulnerability in Roxy Fileman 1.4.5 for .NET
Unauthorized users can exploit the RENAMEFILE action to save files to arbitrary locations
Incomplete blacklist of file extensions permits uploading of Windows shortcut files

Affected Systems and Versions

Product: Roxy Fileman 1.4.5 for .NET
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can leverage the vulnerability by uploading crafted Windows shortcut files and saving them in critical system folders

Mitigation and Prevention

Immediate Steps to Take

Disable or restrict access to the affected application
Implement proper input validation to prevent path traversal attacks
Regularly monitor and review uploaded files for malicious content

Long-Term Security Practices

Conduct regular security assessments and penetration testing
Stay informed about security updates and patches for the application

Patching and Updates

Apply patches and updates provided by the software vendor to address the vulnerability