[Control systems] Siemens security advisory (AV23-692)

Serial number: AV23-692
Date: November 14, 2023

On November 14, 2023, Siemens published security advisories to address vulnerabilities in multiple products. Included were critical updates for the following:

  • COMOS – multiple versions
  • Desigo CC family – multiple versions
  • SCALANCE XB-200/XC-200/XP-200/XF-200BA/XR-300WG Family – versions prior to 4.5
  • SIMATIC MV500 – versions prior to 3.3.5
  • SINEC PNI – versions prior to 2.0
  • SIPROTEC 4 7SJ66 – versions prior to 4.41

The Cyber Centre encourages users and administrators to review the provided web link, perform the suggested mitigations and apply the necessary updates.

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