ssa-494539

About this tag
The tag ssa-494539 covers a Siemens ProductCERT security advisory published on 9 September 2025. The advisory addresses two low-severity vulnerabilities in SINEC OS affecting the RUGGEDCOM RST2428P switch. The immediate mitigation involves blocking discovery UDP ports. The broader discussion emphasizes the need for faster, more disciplined OT network hygiene and vendor-centric lifecycle responses from operators. This tag is relevant for IT and OT professionals managing Siemens industrial networking equipment and seeking quick mitigations for the specific advisory.

  1. OT Network Hygiene: Siemens RUGGEDCOM Advisory & Quick Mitigations

    Siemens and U.S. cyber authorities have republished a focused advisory addressing two low‑severity but operationally meaningful vulnerabilities in SINEC OS that affect the RUGGEDCOM RST2428P (6GK6242‑6PA00); the immediate mitigation is straightforward (block discovery UDP ports) but the broader...
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    • 49152-65535 acl cve-2025-40802 cve-2025-40803 discovery ports firewall ics security icsa-25-254-04 industrial cybersecurity network segmentation ot security patch management productcert rst2428p ruggedcom siemens productcert sinec os ssa-494539 udp 34964
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    • Forum: Security Alerts