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ICSA-19-038-02  ·  Published 2019-01-08  ·  View on CISA ICS-CERT ↗

ICSA-19-038-02 Siemens EN100 Ethernet Module

CVSS 7.5 HIGH

Remediations

  • Update to V4.33. Applying the update causes the module to go through a single restart cycle. - Download: https://support.industry.siemens.com/cs/us/en/view/109745821
  • Siemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Block access to port 102/TCP e.g. with an external firewall.

Affected Vendors

Siemens

Affected Products (1)

Siemens · Firmware variant IEC 61850 for EN100 Ethernet module <V4.33

Affected Sectors

Multiple

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