CVE-2018-17026 Explained : Impact and Mitigation

Monstra CMS 3.0.4 admin/index.php is vulnerable to XSS through the page_meta_title parameter.

Understanding CVE-2018-17026

An XSS vulnerability in Monstra CMS 3.0.4 allows for a cross-site scripting attack via the page_meta_title parameter.

What is CVE-2018-17026?

This CVE identifies an XSS vulnerability in the admin/index.php file of Monstra CMS 3.0.4, enabling attackers to execute cross-site scripting attacks.

The Impact of CVE-2018-17026

The vulnerability permits malicious actors to inject and execute arbitrary scripts on the target system, potentially leading to unauthorized access or data theft.

Technical Details of CVE-2018-17026

Monstra CMS 3.0.4 is susceptible to XSS attacks through the page_meta_title parameter.

Vulnerability Description

The flaw in admin/index.php allows attackers to conduct XSS attacks by manipulating the page_meta_title parameter during the edit_page&name=error404 action.

Affected Systems and Versions

Product: Monstra CMS 3.0.4
Vendor: Not specified
Version: Not specified

Exploitation Mechanism

Attackers exploit the vulnerability by injecting malicious scripts into the page_meta_title parameter, triggering XSS when the edit_page&name=error404 action is performed.

Mitigation and Prevention

Immediate action is crucial to mitigate the risks posed by CVE-2018-17026.

Immediate Steps to Take

Disable the affected functionality if possible.
Implement input validation to sanitize user inputs.
Regularly monitor and audit web application logs for suspicious activities.

Long-Term Security Practices

Keep software and plugins up to date to prevent known vulnerabilities.
Educate developers and users on secure coding practices to avoid XSS vulnerabilities.
Conduct regular security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Check for patches or updates provided by Monstra CMS to address the XSS vulnerability.