114 lines
2.1 KiB
Ruby
114 lines
2.1 KiB
Ruby
require 'msf/core'
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module Msf
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###
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#
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# This module exposes methods for querying a remote TNS service
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#
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###
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module Exploit::Remote::TNS
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include Exploit::Remote::Tcp
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#
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# Creates an instance of a TNS exploit module.
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#
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def initialize(info = {})
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super
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# Register the options that all TNS exploits may make use of.
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register_options(
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[
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Opt::RHOST,
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Opt::RPORT(1521),
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], Msf::Exploit::Remote::TNS)
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end
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def tns_packet(connect_data)
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packet_length = [58 + connect_data.length].pack('n')
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# Packet length
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pkt = packet_length
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# Checksum
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pkt << "\x00\x00"
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# Packet Type: Connect(1)
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pkt << "\x01"
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# Reserved
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pkt << "\x00"
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# Header Checksum
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pkt << "\x00\x00"
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# Version
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pkt << "\x01\x36"
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# Version (Compatible)
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pkt << "\x01\x2C"
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pkt << "\x00\x00\x08\x00"
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pkt << "\x7F\xFF"
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pkt << "\x7F\x08"
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pkt << "\x00\x00"
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pkt << "\x00\x01"
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pkt << [connect_data.length].pack('n')
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pkt << "\x00\x3A"
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pkt << "\x00\x00\x00\x00"
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pkt << "\x00\x00\x00\x00"
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pkt << "\x00"
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pkt << "\x00"
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pkt << "\x00\x00\x00\x00"
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# Unique Connection ID
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pkt << "\x00\x00\x34\xE6\x00\x00\x00\x01"
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# Connect Data
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pkt << "\x00\x00\x00\x00\x00\x00\x00\x00"
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pkt << connect_data
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return pkt
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end
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def get_version
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connect_data = "(CONNECT_DATA=(COMMAND=VERSION))"
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pkt = tns_packet(connect_data)
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sock.put(pkt)
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sock.get_once
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data = sock.get_once(-1,1)
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if ( data and data =~ /\\*.TNSLSNR for (.*)/ )
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return print_status("Host #{rhost} is running: " + $1)
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else
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return print_error("Unable to determine version info for #{rhost}...")
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end
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end
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def get_sid
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connect_data = "(CONNECT_DATA=(COMMAND=STATUS))"
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pkt = tns_packet(connect_data)
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sock.put(pkt)
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sleep(1)
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data = sock.get_once
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if ( data =~ /ERROR_STACK/ )
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print_error("TNS listener protected for #{rhost}...")
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else
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sid = data.scan(/INSTANCE_NAME=(\w+)/)
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sid.uniq.each do |s|
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print_status("Identified SID for #{rhost}: #{s}")
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end
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end
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service_name = data.scan(/SERVICE_NAME=(\w+)/)
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service_name.each do |s|
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print_status("Identified SERVICE_NAME for #{rhost}: #{s}")
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end
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end
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end
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end
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