Beckhoff TwinCAT SCADA PLC 2.11.0.2004 DoS - Metasploit


This page contains detailed information about how to use the auxiliary/dos/scada/beckhoff_twincat metasploit module. For list of all metasploit modules, visit the Metasploit Module Library.

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Module Overview

Name: Beckhoff TwinCAT SCADA PLC 2.11.0.2004 DoS
Module: auxiliary/dos/scada/beckhoff_twincat
Source code: modules/auxiliary/dos/scada/beckhoff_twincat.rb
Disclosure date: 2011-09-13
Last modification time: 2020-10-02 17:38:06 +0000
Supported architecture(s): -
Supported platform(s): -
Target service / protocol: -
Target network port(s): 48899
List of CVEs: CVE-2011-3486

The Beckhoff TwinCAT version <= 2.11.0.2004 can be brought down by sending a crafted UDP packet to port 48899 (TCATSysSrv.exe).

Module Ranking and Traits

Module Ranking:

  • normal: The exploit is otherwise reliable, but depends on a specific version and can't (or doesn't) reliably autodetect. More information about ranking can be found here.

Basic Usage

msf > use auxiliary/dos/scada/beckhoff_twincat
msf auxiliary(beckhoff_twincat) > show targets
    ... a list of targets ...
msf auxiliary(beckhoff_twincat) > set TARGET target-id
msf auxiliary(beckhoff_twincat) > show options
    ... show and set options ...
msf auxiliary(beckhoff_twincat) > exploit

Required Options

  • RHOSTS: The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'

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Msfconsole Usage

Here is how the dos/scada/beckhoff_twincat auxiliary module looks in the msfconsole:

msf6 > use auxiliary/dos/scada/beckhoff_twincat

msf6 auxiliary(dos/scada/beckhoff_twincat) > show info

       Name: Beckhoff TwinCAT SCADA PLC 2.11.0.2004 DoS
     Module: auxiliary/dos/scada/beckhoff_twincat
    License: Metasploit Framework License (BSD)
       Rank: Normal
  Disclosed: 2011-09-13

Provided by:
  Luigi Auriemma
  jfa

Check supported:
  No

Basic options:
  Name    Current Setting  Required  Description
  ----    ---------------  --------  -----------
  RHOSTS                   yes       The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'
  RPORT   48899            yes       The target port (UDP)

Description:
  The Beckhoff TwinCAT version <= 2.11.0.2004 can be brought down by 
  sending a crafted UDP packet to port 48899 (TCATSysSrv.exe).

References:
  https://nvd.nist.gov/vuln/detail/CVE-2011-3486
  OSVDB (75495)
  http://aluigi.altervista.org/adv/twincat_1-adv.txt

Module Options

This is a complete list of options available in the dos/scada/beckhoff_twincat auxiliary module:

msf6 auxiliary(dos/scada/beckhoff_twincat) > show options

Module options (auxiliary/dos/scada/beckhoff_twincat):

   Name    Current Setting  Required  Description
   ----    ---------------  --------  -----------
   RHOSTS                   yes       The target host(s), range CIDR identifier, or hosts file with syntax 'file:<path>'
   RPORT   48899            yes       The target port (UDP)

Advanced Options

Here is a complete list of advanced options supported by the dos/scada/beckhoff_twincat auxiliary module:

msf6 auxiliary(dos/scada/beckhoff_twincat) > show advanced

Module advanced options (auxiliary/dos/scada/beckhoff_twincat):

   Name       Current Setting  Required  Description
   ----       ---------------  --------  -----------
   CHOST                       no        The local client address
   CPORT                       no        The local client port
   VERBOSE    false            no        Enable detailed status messages
   WORKSPACE                   no        Specify the workspace for this module

Auxiliary Actions

This is a list of all auxiliary actions that the dos/scada/beckhoff_twincat module can do:

msf6 auxiliary(dos/scada/beckhoff_twincat) > show actions

Auxiliary actions:

   Name  Description
   ----  -----------

Evasion Options

Here is the full list of possible evasion options supported by the dos/scada/beckhoff_twincat auxiliary module in order to evade defenses (e.g. Antivirus, EDR, Firewall, NIDS etc.):

msf6 auxiliary(dos/scada/beckhoff_twincat) > show evasion

Module evasion options:

   Name  Current Setting  Required  Description
   ----  ---------------  --------  -----------

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References

See Also

Check also the following modules related to this module:

Authors

  • Luigi Auriemma
  • jfa

Version

This page has been produced using Metasploit Framework version 6.2.23-dev. For more modules, visit the Metasploit Module Library.

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