Vulnerability ID: HTB22557 Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_eazycms_4.html Product: eazyCMS Vendor: eazycms.com ( http://eazycms.com/ ) Vulnerable Version: Current at 28.07.2010 and Probably Prior Versions Vendor Notification: 28 July 2010 Vulnerability Type: XSS (Cross Site Scripting) Status: Fixed by Vendor Risk level: Medium Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/) Vulnerability Details: User can execute arbitrary JavaScript code within the vulnerable application. The vulnerability exists due to failure in the "indexcms.php" script to properly sanitize user-supplied input in "username" variable. 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. An attacker can use browser to exploit this vulnerability. The following PoC is available: http://admin.host/indexcms.php?error_code=-1&username=1%22%3E%3Cimg+src=x+onerror=alert%28document.cookie%29%3E Solution: As this is an online service, there is no need to upgrade. Changes are live from time of publication.
