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Php Blue Dragon CMS "vsDragonRootPath" File Inclusion
Secunia Advisory: SA20115
Release Date: 2006-05-15
Last Update: 2006-07-20
Popularity: 6,808 views

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

Software:Php Blue Dragon CMS 2.x

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CVE reference:CVE-2006-3076
CVE-2006-2392


Description:
Some vulnerabilities have been discovered in Php Blue Dragon CMS, which can be exploited by malicious people to compromise a vulnerable system.

1) Input passed to the "vsDragonRootPath" parameter in public_includes/pub_popup/popup_finduser.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 2.8.0. Other versions may also be affected.

2) Input passed to the "vsDragonRootPath" parameter in public_includes/pub_templates/vphptree/template.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 2.8.0. Other versions may also be affected.

3) Input passed to the "vsDragonRootPath" parameter in root_includes/root_modules/team_admin.php, root_includes/root_modules/rss_admin.php, root_includes/root_modules/manual_admin.php, and root_includes/root_modules/forum_admin.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 vulnerabilities have been confirmed in version 2.8.0, and has also been reported in version 2.9.1 (BETA). Other versions may also be affected.

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

Provided and/or discovered by:
1) Kacper
2) Federico Fazzi
3) shm

Changelog:
2006-06-15: Added additional vulnerability provided by Federico Fazzi.
2006-06-21: Added CVE reference.
2006-06-26: Added additional vulnerabilities provided by shm.
2006-07-20: Added CVE reference.

Original Advisory:
http://milw0rm.com/exploits/1779


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