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TITLE:
phpBB THoRCMS Add-On "phpbb_root_path" File Inclusion

SECUNIA ADVISORY ID:
SA20815

VERIFY ADVISORY:
http://secunia.com/advisories/20815/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
THoRCMS 1.x (add-on for phpBB)
http://secunia.com/product/10648/

DESCRIPTION:
Kw3[R]Ln has reported a vulnerability in the "THoRCMS" add-on for
phpBB, which can be exploited by malicious people to compromise a
vulnerable system.

Input passed to the "phpbb_root_path" parameter in
includes/functions_cms.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 reported in version 1.3.1. Other versions
may also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
Kw3[R]Ln

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/1952

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About:
This Advisory was delivered by Secunia as a free service to help
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vulnerabilities.

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Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
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Secunia NEVER sends attached files with advisories.
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use those supplied by the vendor.

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