CVE-2019-8411 Explained : Impact and Mitigation

In zzcms 2018 (2018-10-19), the admin/dl_data.php file is vulnerable to a remote attack that can enable attackers to delete any files by exploiting the action=del&filename=../ directory traversal vulnerability.

Understanding CVE-2019-8411

This CVE entry describes a vulnerability in zzcms 2018 that allows remote attackers to delete arbitrary files.

What is CVE-2019-8411?

CVE-2019-8411 is a security vulnerability in zzcms 2018 that permits remote attackers to delete files through a directory traversal exploit.

The Impact of CVE-2019-8411

The vulnerability can be exploited remotely, potentially leading to unauthorized deletion of critical files on the affected system.

Technical Details of CVE-2019-8411

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability exists in the admin/dl_data.php file of zzcms 2018, allowing attackers to delete files using the action=del&filename=../ directory traversal.

Affected Systems and Versions

Product: zzcms 2018
Version: 2018-10-19

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating the action parameter to delete files via directory traversal.

Mitigation and Prevention

Protecting systems from CVE-2019-8411 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable or restrict access to vulnerable files and directories.
Implement input validation to prevent directory traversal attacks.
Monitor file deletion activities for suspicious behavior.

Long-Term Security Practices

Regularly update and patch zzcms to address known vulnerabilities.
Conduct security audits and penetration testing to identify and mitigate similar issues.

Patching and Updates

Apply patches and updates provided by zzcms to fix the vulnerability and enhance system security.