71 lines
2.0 KiB
Ruby
71 lines
2.0 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::Tcp
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include Msf::Auxiliary::Scanner
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include Msf::Auxiliary::Report
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def initialize(info={})
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super(update_info(info,
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'Name' => 'SerComm Network Device Backdoor Detection',
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'Description' => %q{
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This module can identify SerComm manufactured network devices which
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contain a backdoor, allowing command injection or account disclosure.
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},
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'Author' =>
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[
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'Eloi Vanderbeken <eloi.vanderbeken[at]gmail.com>', # Initial discovery, poc
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'Matt "hostess" Andreko <mandreko[at]accuvant.com>' # Msf module
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'OSVDB', '101653' ],
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[ 'URL', 'https://github.com/elvanderb/TCP-32764' ]
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],
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'DisclosureDate' => "Dec 31 2013" ))
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register_options([
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Opt::RPORT(32764)
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])
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end
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def do_report(ip, endianess)
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report_vuln({
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:host => ip,
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:port => rport,
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:name => "SerComm Network Device Backdoor",
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:refs => self.references,
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:info => "SerComm Network Device Backdoor found on a #{endianess} device"
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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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connect
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sock.put(Rex::Text.rand_text(5))
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res = sock.get_once
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disconnect
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if (res && res.start_with?("MMcS"))
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print_good("#{ip}:#{rport} - Possible backdoor detected - Big Endian")
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do_report(ip, "Big Endian")
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elsif (res && res.start_with?("ScMM"))
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print_good("#{ip}:#{rport} - Possible backdoor detected - Little Endian")
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do_report(ip, "Little Endian")
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else
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vprint_status("#{ip}:#{rport} - Backdoor not detected.")
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end
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rescue Rex::ConnectionError => e
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vprint_status("#{ip}:#{rport} - Connection failed: #{e.class}: #{e}")
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end
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end
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end
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