Secunia Security Advisory - XORON has reported a vulnerability in the User Viewed Posts Tracker module for phpBB, which can be exploited by malicious people to compromise a vulnerable system.
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TITLE:
phpBB User Viewed Posts Tracker "phpbb_root_path" File Inclusion
SECUNIA ADVISORY ID:
SA22305
VERIFY ADVISORY:
http://secunia.com/advisories/22305/
CRITICAL:
Highly critical
IMPACT:
System access
WHERE:
>From remote
SOFTWARE:
User Viewed Posts Tracker 1.x (module for phpBB)
http://secunia.com/product/12231/
DESCRIPTION:
XORON has reported a vulnerability in the User Viewed Posts Tracker
module 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_user_viewed_posts.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 1.0. Other versions
may also be affected.
SOLUTION:
Edit the source code to ensure that input is properly verified.
PROVIDED AND/OR DISCOVERED BY:
XORON
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