CJGuestbook Comment HTML Injection Vulnerability

Bugtraq ID:	18556
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Jun 20 2006 12:00AM
Updated:	Jun 21 2006 06:35PM
Credit:	Discovery is credited to luny.
Vulnerable:	cjGuestbook cjGuestbook 1.3
Not Vulnerable:

CJGuestbook Comment HTML Injection Vulnerability

cjGuestbook is prone to an HTML-injection vulnerability because the application fails to properly sanitize user-supplied input before using it in dynamically generated content.

Attacker-supplied HTML and script code would be executed in the context of the affected website, potentially allowing an attacker to steal cookie-based authentication credentials or to control how the site is rendered to the user; other attacks are also possible.

CJGuestbook Comment HTML Injection Vulnerability

This issue can be exploited through a web client.

CJGuestbook Comment HTML Injection 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]:[email protected].

CJGuestbook Comment HTML Injection Vulnerability

References:

• cjGuestbook Homepage (cjGuestbook)
  
• cjGuestbook v1.3 - XSS (luny)