Disclosed vulnerabilities
Fixed: Jul 14, 2021
CVE-2021-37365 Published: Jul 14, 2021

Reflected XSS Vulnerability Discovered in CTparetnal

6.1 Medium Severity CTparental XSS
Or Sahar Reported by Checkmarx Zero

Summary

CTparental before 4.45.03 is vulnerable to cross-site scripting (XSS).

Product

CTparental before 4.45.03

Impact

Attacker could potentially trick the admin into clicking a crafted link that sends the admin authentication cookie to a server under the attacker’s control and the attacker would be able to gain access to the admin panel.

Steps to reproduce

To reproduce exploiting the vulnerability, enter the following link in the browser:
https://admin.ct.local/bl_categories_help.php?cat=<script>alert('xss');</script>

Expected result:

The browser pops an alert.

Remediation

Update CTparental to 4.45.03 or above
https://gitlab.com/marsat/CTparental/-/releases/4.45.03

Credit

This issue was discovered and reported by Checkmarx Security Researcher
Or Sahar.

Resources

  1. Release note

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