open-medium.CMS "404.php" File Inclusion Vulnerability
Secunia Advisory: SA20301
Release Date: 2006-05-26
Last Update: 2006-06-07
Popularity: 5,378 views

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Unpatched

Software:open-medium.CMS 0.x

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CVE reference:CVE-2006-2683


Description:
Kacper has discovered a vulnerability in the open-medium.CMS, which can be exploited by malicious people to compromise a vulnerable system.

Input passed to the "REDSYS[MYPATH][TEMPLATES]" parameter in 404.php is not properly verified before being used to include files. This can be exploited to execute arbitrary PHP code by including files from local or external resources.

Successful exploitation requires that "register_globals" is enabled.

The vulnerability has been confirmed in version 0.25. Other versions may also be affected.

Solution:
Edit the source code to ensure that input is properly verified.

Provided and/or discovered by:
Kacper

Changelog:
2006-06-07: Added CVE reference.

Original Advisory:
http://milw0rm.com/exploits/1824


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