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ICSA-21-103-04  ·  Published 2025-05-06  ·  View on CISA ICS-CERT ↗

Siemens Nucleus Products DNS Module (Update A)

CVSS 8.1 HIGH

Remediations

  • Update to the latest version of Nucleus ReadyStart V3 or V4
  • Note that the latest version of Nucleus NET (V5.2) is not affected, but is already beyond end of software support
  • Contact customer support or your local Nucleus Sales team for mitigation advice
  • Currently no remediation is planned
  • Contact customer support to receive patch and update information
  • Avoid using DNS client of affected versions

Affected Vendors

Siemens

Affected Products (2)

Siemens · Nucleus NET <V5.2
Siemens · Nucleus Source Code including_affected_DNS_modules

Affected Sectors

Multiple

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