Vulnerability ID: HTB22639 Reference: http://www.htbridge.ch/advisory/sql_injection_in_4site_cms.html Product: 4site CMS Vendor: Method Lab ( http://www.4site.ru/ ) Vulnerable Version: 2.6 and probably prior versions Vendor Notification: 05 October 2010 Vulnerability Type: XSS (Cross Site Scripting) Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response Risk level: High Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)
Vulnerability Details: The vulnerability exists due to failure in the "Catalog", "FAQ" and "Goods" modules 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. Attacker can use browser to exploit this vulnerability. The following PoC is available: http://host/portfolio/index.shtml?s=8&i=-1+UNION+SELECT+1,user(),@@version,4,5,6,7,8,9 http://host/catalog/index.shtml?cat=-1+UNION+SELECT+@@version http://host/faq/index.shtml?th=-1+UNION+SELECT+@@version