[SA22176] DeluxeBB "templatefolder" File Inclusion Vulnerability

TITLE:
DeluxeBB "templatefolder" File Inclusion Vulnerability

SECUNIA ADVISORY ID:
SA22176

VERIFY ADVISORY:
http://secunia.com/advisories/22176/

CRITICAL:
Moderately critical

IMPACT:
Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
DeluxeBB 1.x
http://secunia.com/product/5702/

DESCRIPTION:
r0ut3r has reported a vulnerability in DeluxeBB, which can be
exploited by malicious people to disclose sensitive information.

Input passed to the "templatefolder" parameter is not properly
verified before being used to include files. This can be exploited to
include arbitrary files from local resources.

Example:
http://[host]/templates/deluxe/cp/sig.php?settings[smilies]=on&templatefolder=[file]%00

Successful exploitation requires that "register_globals" is enabled
and "magic_quotes_gpc" is disabled.

The vulnerability has been reported in version 1.09. Prior versions
may also be affected.

SOLUTION:
The vulnerability has been fixed in an updated version 1.09.
http://www.deluxebb.com/main.php?content=downloads

Apply patch.
http://www.deluxebb.com/community/topic.php?tid=420

PROVIDED AND/OR DISCOVERED BY:
r0ut3r

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