CMS Made Simple SearchInput Cross-Site Scripting Vulnerability

Bugtraq ID:	21527
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Dec 11 2006 12:00AM
Updated:	Jan 25 2007 04:19PM
Credit:	Nicokiller and NanoyMaster are credited with the discovery of this vulnerability.
Vulnerable:	CMS Made Simple CMS Made Simple 1.0.2 CMS Made Simple CMS Made Simple 0.10.2
Not Vulnerable:	CMS Made Simple CMS Made Simple 1.0.3

CMS Made Simple SearchInput Cross-Site Scripting Vulnerability

CMS Made Simple 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.

CMS Made Simple SearchInput Cross-Site Scripting Vulnerability

To exploit this issue, an attacker must entice an unsuspecting victim into following a malicious URI.

The following proof-of-concept URI is available:

• /data/vulnerabilities/exploits/21527.html

CMS Made Simple SearchInput Cross-Site Scripting Vulnerability

Solution:
The vendor released an update to address this issue. Please see the references for more information.

CMS Made Simple SearchInput Cross-Site Scripting Vulnerability

References:

• CMS Made Simple Changelog Version 1.0.3 (CMS Made Simple )
  
• CMS Made Simple Homepage (CMS Made Simple)