T-Com Speedport login authentication bypass
| tcom-login-authentication-bypass (31621) |  Medium Risk |
Description:
T-Com Speedport could allow a local attacker to bypass authentication, caused by the admin interface containing a hard coded cookie setting. By creating a cookie parameter set to LOGINKEY with the value TECOM, a local attacker could exploit this vulnerability to bypass login authentication and gain unauthorized access to the system and modify the system configuration.
Platforms Affected:
- T-Com, T-Com Speedport 500 V 1.31
Remedy:
No remedy available as of July 4, 2009.
Consequences:
Bypass Security
References:
- BugTraq Mailing List, Fri Jan 19 2007 - 08:58:36 CST , Virginity Security Advisory 2007-001 : T-Com Speedport 500V Login bypass at http://archives.neohapsis.com/archives/bugtraq/2007-01/0460.html.
- T-Com Web site, Speedport 500V at http://www2.dsl.t-online.de/dyn/c/55/30/93/5530934.html.
- BID-22160: T-Com Speedport 500V `LogInKey` Cookie Parameter Authentication Bypass Vulnerability
- CVE-2007-0435: T-Com Speedport 500V routers with firmware 1.31 allow remote attackers to bypass authentication and reconfigure the device via a LOGINKEY=TECOM cookie value.
- SA23853: T-Com Speedport Authentication Bypass
Reported:
Jan 19, 2007
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email xforce@iss.net