CVE-2018-18361 Explained : Impact and Mitigation

A vulnerability was found in nc-cms before 2017-03-10, allowing for XSS exploitation through the index.php?action=edit_html endpoint.

Understanding CVE-2018-18361

This CVE involves a Cross-Site Scripting (XSS) vulnerability in nc-cms.

What is CVE-2018-18361?

This vulnerability in nc-cms prior to 2017-03-10 enables attackers to execute malicious scripts by manipulating the name parameter in the index.php?action=edit_html endpoint.

The Impact of CVE-2018-18361

The exploitation of this XSS vulnerability can lead to unauthorized script execution and potential data theft on affected systems.

Technical Details of CVE-2018-18361

This section provides technical insights into the vulnerability.

Vulnerability Description

The XSS vulnerability in nc-cms allows attackers to insert malicious scripts by manipulating the name parameter in the index.php?action=edit_html endpoint.

Affected Systems and Versions

Product: nc-cms
Vendor: n/a
Versions affected: All versions before 2017-03-10

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a SRC attribute within an IMG element starting with home_content to execute malicious scripts.

Mitigation and Prevention

Protective measures to address CVE-2018-18361.

Immediate Steps to Take

Update nc-cms to a version beyond 2017-03-10 to mitigate the vulnerability.
Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and audit web applications for vulnerabilities.
Educate developers on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Apply security patches provided by nc-cms promptly to address known vulnerabilities.