SleeperChat Index.PHP Cross-Site Scripting Vulnerability

Bugtraq ID:	16363
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Jan 24 2006 12:00AM
Updated:	Feb 07 2006 08:54PM
Credit:	[email protected] is credited with the discovery of this vulnerability.
Vulnerable:	Zebigbrozer SleeperChat 0.3f
Not Vulnerable:

SleeperChat Index.PHP Cross-Site Scripting Vulnerability

SleeperChat is prone to a cross-site scripting vulnerability. This issue is due to a failure in the application to properly sanitize user-supplied input.

An attacker may leverage this issue to have arbitrary script code executed in the browser of an unsuspecting user in the context of the affected site. This may facilitate the theft of cookie-based authentication credentials as well as other attacks.

Version 0.3f is vulnerable; other versions may also be affected.

SleeperChat Index.PHP Cross-Site Scripting Vulnerability

No exploit is required.

An example URI has been provided:

http://www.example.com/chat/index.php?pseudo=><script>alert(navigator.appVersion)</script>&txtlen=500&smiley=1

SleeperChat Index.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 are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

SleeperChat Index.PHP Cross-Site Scripting Vulnerability

References:

• Download page for SleeperChat (Zebigbrozer)