CVE-2018-6518 : Security Advisory and Response

Comprehensive information about CVE-2018-6518, an XSS vulnerability found in Composr CMS 10.0.13.

Understanding CVE-2018-6518

A detailed overview of the vulnerability and its impact.

What is CVE-2018-6518?

CVE-2018-6518 is an XSS vulnerability discovered in Composr CMS 10.0.13, specifically affecting the site_name parameter within a specific request.

The Impact of CVE-2018-6518

The vulnerability allows attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2018-6518

Insight into the technical aspects of the vulnerability.

Vulnerability Description

The XSS vulnerability in Composr CMS 10.0.13 occurs in the site_name parameter of a page=admin-setupwizard&type=step3 request to /adminzone/index.php.

Affected Systems and Versions

Product: Composr CMS 10.0.13
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the site_name parameter, which are then executed when the specific request is made.

Mitigation and Prevention

Guidance on addressing and preventing the CVE-2018-6518 vulnerability.

Immediate Steps to Take

Disable the affected parameter if not essential for system functionality.
Implement input validation to sanitize user inputs and prevent script injection.

Long-Term Security Practices

Regularly update the CMS to the latest version to patch known vulnerabilities.
Conduct security audits and penetration testing to identify and address potential security weaknesses.

Patching and Updates

Apply security patches provided by the CMS vendor to mitigate the XSS vulnerability in Composr CMS 10.0.13.