CVE-2020-23766 Explained : Impact and Mitigation

An arbitrary file deletion vulnerability was discovered on htmly v2.7.5, allowing remote attackers to delete any file on the server using absolute paths if they gain Administrator privileges.

Understanding CVE-2020-23766

This CVE involves a critical vulnerability in htmly v2.7.5 that could lead to unauthorized file deletions on the server.

What is CVE-2020-23766?

The vulnerability in htmly v2.7.5 enables attackers to delete files on the server by exploiting absolute paths with Administrator privileges.

The Impact of CVE-2020-23766

The exploitation of this vulnerability can result in severe data loss, unauthorized access, and potential server compromise.

Technical Details of CVE-2020-23766

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows remote attackers to delete any file on the server using absolute paths upon gaining Administrator privileges.

Affected Systems and Versions

Affected System: htmly v2.7.5
Affected Versions: All versions prior to v2.7.5

Exploitation Mechanism

Attackers exploit this vulnerability by leveraging absolute paths to delete files on the server once they have Administrator privileges.

Mitigation and Prevention

Protect your systems from CVE-2020-23766 with the following steps:

Immediate Steps to Take

Update htmly to the latest version that includes a patch for this vulnerability.
Restrict Administrator privileges to trusted users only.
Monitor file deletion activities on the server.

Long-Term Security Practices

Regularly audit and review file permissions and access controls.
Implement network segmentation to limit the impact of potential attacks.
Conduct security training for users to recognize and report suspicious activities.

Patching and Updates

Ensure timely patching and updates for htmly to address security vulnerabilities and prevent exploitation of CVE-2020-23766.