CVE-2018-10033 : Security Advisory and Response

CMS Made Simple (CMSMS) version 2.2.7 is susceptible to Stored Cross-Site Scripting (XSS) via the metadata parameter in the admin/siteprefs.php file.

Understanding CVE-2018-10033

This CVE identifies a Stored XSS vulnerability in CMS Made Simple version 2.2.7, allowing attackers to execute malicious scripts.

What is CVE-2018-10033?

Stored Cross-Site Scripting (XSS) vulnerability in CMS Made Simple version 2.2.7, also known as CMSMS, enables attackers to inject and execute malicious scripts through the metadata parameter in the admin/siteprefs.php file.

The Impact of CVE-2018-10033

This vulnerability can lead to unauthorized access, data theft, and potential compromise of the affected CMS Made Simple installations.

Technical Details of CVE-2018-10033

Vulnerability Description

The vulnerability exists in the admin/siteprefs.php file of CMS Made Simple version 2.2.7, allowing attackers to store and execute malicious scripts via the metadata parameter.

Affected Systems and Versions

Product: CMS Made Simple (CMSMS)
Version: 2.2.7

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the metadata parameter of the admin/siteprefs.php file, potentially compromising the integrity of the system.

Mitigation and Prevention

Immediate Steps to Take

Update CMS Made Simple to a non-vulnerable version.
Implement input validation to sanitize user inputs and prevent script injection.
Monitor and restrict access to sensitive files and directories.

Long-Term Security Practices

Regularly update and patch CMS Made Simple to address security vulnerabilities.
Conduct security audits and penetration testing to identify and mitigate potential risks.

Patching and Updates

Apply security patches provided by CMS Made Simple to fix the vulnerability and enhance the overall security posture of the system.