91 lines
1.9 KiB
Ruby
91 lines
1.9 KiB
Ruby
##
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# $Id$
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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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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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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::SunRPC
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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def initialize
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super(
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'Name' => 'NFS Mount Scanner',
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'Description' => %q{
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This module scans NFS mounts and their permissions.
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},
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'Author' => ['<tebo[at]attackresearch.com>'],
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'Version' => '$Revision$',
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'References' =>
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[
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['CVE', '1999-0170'],
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['URL', 'http://www.ietf.org/rfc/rfc1094.txt']
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],
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'License' => MSF_LICENSE
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)
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end
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def run_host(ip)
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begin
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program = 100005
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progver = 1
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procedure = 5
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sunrpc_create('udp', program, progver)
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sunrpc_authnull()
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resp = sunrpc_call(procedure, "")
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# XXX: Assume that transport is udp and port is 2049
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# Technically we are talking to mountd not nfsd
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report_service(
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:host => ip,
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:proto => 'udp',
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:port => 2049,
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:name => 'nfsd',
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:info => "NFS Daemon #{program} v#{progver}"
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)
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exports = resp[3,1].unpack('C')[0]
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if (exports == 0x01)
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shares = []
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while XDR.decode_int!(resp) == 1 do
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dir = XDR.decode_string!(resp)
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grp = []
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while XDR.decode_int!(resp) == 1 do
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grp << XDR.decode_string!(resp)
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end
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print_good("#{ip} NFS Export: #{dir} [#{grp.join(", ")}]")
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shares << [dir, grp]
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end
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report_note(
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:host => ip,
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:proto => 'udp',
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:port => 2049,
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:type => 'nfs.exports',
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:data => { :exports => shares },
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:update => :unique_data
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)
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elsif(exports == 0x00)
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print_status("#{ip} - No exported directories")
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end
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sunrpc_destroy
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rescue ::Rex::Proto::SunRPC::RPCTimeout
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end
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end
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end
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