+-------------------------------------------------------------------- + + PUMA 1.0 RC 2 (config.php) Remote File Inclusion + + Original advisory: + http://www.bb-pcsecurity.de/Websecurity/415/org/PUMA_1.0_RC_2_(config.ph p)_RFI.htm + +-------------------------------------------------------------------- + + Affected Software .: PUMA 1.0 RC 2 + Venedor ...........: http://php.psywerx.net/ + Class .............: Remote File Inclusion + Risk ..............: high (Remote File Execution) + Found by ..........: Philipp Niedziela + Contact ...........: webmaster[at]bb-pcsecurity[.]de + +-------------------------------------------------------------------- + + Affected File: + /config.php + + Code: + ..... + // Select language + $lang = "lang_english.php"; + include($fpath."./language/$lang"); + ..... + +-------------------------------------------------------------------- + + $fpath is not properly sanitized before being used + +-------------------------------------------------------------------- + + Solution: + -> Declare $fpath! + -> Deny direct access to config.php + -> or modify code: + + if(!isset($_REQUEST['fpath']) && !isset($_GET['fpath']) && !isset($_POST['fpath'])){ + //code of org. config.php + } + else { + echo "You cannot access this file directly."; + die(); + } + +-------------------------------------------------------------------- + + PoC: + + http://[target]/config.php?fpath=[script] + +-------------------------------------------------------------------- + + Greets and Thanks: /str0ke + +-------------------------[ E O F ]----------------------------------