212Cafe Guestbook Show.PHP Cross-Site Scripting Vulnerability

Bugtraq ID:	22173
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Jan 22 2007 12:00AM
Updated:	Jan 25 2007 04:25PM
Credit:	Linux_Drox is credited with the discovery of this vulnerability.
Vulnerable:	212Cafe Guestbook 4.00 beta
Not Vulnerable:

212Cafe Guestbook Show.PHP Cross-Site Scripting Vulnerability

212Cafe Guestbook is prone to a cross-site scripting vulnerability because the application fails to properly sanitize user-supplied input.

An attacker may leverage this issue to have arbitrary script code execute in the browser of an unsuspecting user in the context of the affected site. This may help the attacker steal cookie-based authentication credentials and launch other attacks.

Version 4.00 beta is vulnerable; other versions may also be affected.

212Cafe Guestbook Show.PHP Cross-Site Scripting Vulnerability

An attacker can exploit this issue by enticing an unsuspecting user to follow a malicious URI.

The following proof-of-concept URI is available:

• /data/vulnerabilities/exploits/22173.html

212Cafe Guestbook Show.PHP Cross-Site Scripting Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: mailto:[email protected].

212Cafe Guestbook Show.PHP Cross-Site Scripting Vulnerability

References:

• 212Cafe Homepage (212cafe)
  
• [email protected]: XSS in Guestbook ( v.4.00 beta ) (Linux_Drox)