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Chipmunk CMS "reguser.php" Security Bypass Vulnerability
Secunia Advisory: SA32476
Release Date: 2008-11-03
Last Update: 2008-11-06
Popularity: 766 views

Critical:
Moderately critical
Impact: Security Bypass
Where: From remote
Solution Status: Unpatched

Software:Chipmunk CMS 1.x

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CVE reference:CVE-2008-4921


Description:
JosS has discovered a vulnerability in Chipmunk CMS, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to the "board/admin/reguser.php" script not being properly restricted to administrators. This can be exploited to e.g. add new administrative users by sending certain POST requests to the affected script.

The vulnerability is confirmed in version 1.3. Other versions may also be affected.

Solution:
Restrict access to the admin area (e.g. via ".htaccess").

Provided and/or discovered by:
JosS

Changelog:
2008-11-06: Added CVE reference.

Original Advisory:
http://milw0rm.com/exploits/6959


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