CVE-2020-24223 : Security Advisory and Response

Mara CMS 7.5 allows cross-site scripting (XSS) in contact.php via the theme or pagetheme parameters.

Understanding CVE-2020-24223

Mara CMS 7.5 is vulnerable to cross-site scripting (XSS) attacks through specific parameters.

What is CVE-2020-24223?

CVE-2020-24223 is a vulnerability in Mara CMS 7.5 that enables attackers to execute cross-site scripting attacks via the theme or pagetheme parameters in contact.php.

The Impact of CVE-2020-24223

This vulnerability could allow malicious actors to inject and execute arbitrary scripts on the Mara CMS 7.5 platform, potentially leading to unauthorized access, data theft, or other malicious activities.

Technical Details of CVE-2020-24223

Mara CMS 7.5 is susceptible to cross-site scripting due to inadequate input validation in the contact.php file.

Vulnerability Description

The vulnerability in Mara CMS 7.5 arises from insufficient sanitization of user-supplied data in the theme or pagetheme parameters, allowing attackers to embed malicious scripts.

Affected Systems and Versions

Mara CMS 7.5

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the theme or pagetheme parameters of the contact.php file, which are not properly sanitized by the application.

Mitigation and Prevention

To address CVE-2020-24223 and enhance security:

Immediate Steps to Take

Update Mara CMS to the latest version that includes a patch for the XSS vulnerability.
Implement input validation and output encoding to prevent XSS attacks.
Regularly monitor and audit web application logs for any suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities.
Educate developers on secure coding practices to prevent common web application security issues.

Patching and Updates

Apply security patches and updates provided by Mara CMS promptly to mitigate known vulnerabilities.