CVE-2020-5514 : Exploit Details and Defense Strategies

Gila CMS 1.11.8 allows Unrestricted Upload of a File with a Dangerous Type via .phar or .phtml to the lzld/thumb?src= URI.

Understanding CVE-2020-5514

This CVE involves a vulnerability in Gila CMS 1.11.8 that allows for the unrestricted upload of files with dangerous types.

What is CVE-2020-5514?

This CVE refers to a security flaw in Gila CMS 1.11.8 that permits the upload of files with potentially harmful extensions like .phar or .phtml through a specific URI.

The Impact of CVE-2020-5514

The vulnerability can lead to remote code execution, enabling attackers to upload malicious files and compromise the system's security.

Technical Details of CVE-2020-5514

Gila CMS 1.11.8 is susceptible to the following:

Vulnerability Description

The flaw allows for the upload of files with dangerous extensions, posing a risk of remote code execution.

Affected Systems and Versions

Product: Gila CMS 1.11.8
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading files with malicious extensions (.phar or .phtml) to the specified URI.

Mitigation and Prevention

It is crucial to take immediate action to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Disable file uploads in the affected URI
Implement input validation to restrict file types
Monitor file uploads for suspicious activity

Long-Term Security Practices

Regularly update and patch the CMS and its components
Conduct security audits and penetration testing
Educate users on safe file handling practices

Patching and Updates

Apply patches or updates provided by the CMS vendor to fix the vulnerability