CVE-2018-20793 : Security Advisory and Response

This CVE-2018-20793 article provides insights into a vulnerability in tecrail Responsive FileManager 9.13.4 that allows attackers to modify files by bypassing path traversal mitigation.

Understanding CVE-2018-20793

This CVE-2018-20793 vulnerability was made public on February 25, 2019.

What is CVE-2018-20793?

The vulnerability in tecrail Responsive FileManager 9.13.4 permits attackers to alter unrestricted files by circumventing path traversal mitigation.

The Impact of CVE-2018-20793

The vulnerability enables remote attackers to write to arbitrary files through a path traversal mitigation bypass.

Technical Details of CVE-2018-20793

This section delves into the technical aspects of the CVE-2018-20793 vulnerability.

Vulnerability Description

Attackers can exploit the create_file action in execute.php to modify files by bypassing path traversal mitigation.

Affected Systems and Versions

Product: tecrail Responsive FileManager 9.13.4
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

The vulnerability allows remote attackers to write to arbitrary files by bypassing path traversal mitigation.

Mitigation and Prevention

Learn how to address and prevent the CVE-2018-20793 vulnerability.

Immediate Steps to Take

Implement access controls to restrict file modifications.
Regularly monitor file changes for unauthorized alterations.

Long-Term Security Practices

Conduct regular security assessments and audits.
Keep software and systems up to date to prevent vulnerabilities.

Patching and Updates

Apply patches and updates provided by tecrail to mitigate the CVE-2018-20793 vulnerability.