CVE-2018-20790 : What You Need to Know

Tecrail Responsive FileManager 9.13.4 is vulnerable to a path traversal mitigation bypass in the delete_file action of execute.php, allowing remote attackers to delete files.

Understanding CVE-2018-20790

This CVE involves a security vulnerability in Tecrail Responsive FileManager 9.13.4 that enables attackers to delete files remotely.

What is CVE-2018-20790?

The presence of a path traversal mitigation bypass in the delete_file action of execute.php in Tecrail Responsive FileManager 9.13.4 allows remote attackers to delete a file of their choice.

The Impact of CVE-2018-20790

This vulnerability can be exploited by remote attackers to delete arbitrary files on the affected system, potentially leading to data loss or system compromise.

Technical Details of CVE-2018-20790

Tecrail Responsive FileManager 9.13.4 is susceptible to the following technical details:

Vulnerability Description

The vulnerability in execute.php allows attackers to bypass path traversal mitigation and delete files remotely.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Version: 9.13.4

Exploitation Mechanism

Attackers can exploit the delete_file action in execute.php to delete files of their choice on the target system.

Mitigation and Prevention

To address CVE-2018-20790, consider the following mitigation strategies:

Immediate Steps to Take

Disable or restrict access to the affected FileManager component.
Implement proper input validation to prevent path traversal attacks.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.

Patching and Updates

Ensure that Tecrail Responsive FileManager is updated to a secure version that addresses the path traversal mitigation bypass vulnerability.