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cve-2025-40803

About this tag
The tag cve-2025-40803 covers discussions about a specific vulnerability affecting Siemens RUGGEDCOM RST2428P switches running SINEC OS. Content under this tag focuses on the advisory from Siemens and U.S. cyber authorities, which describes two low-severity vulnerabilities and recommends blocking discovery UDP ports as a mitigation. The broader theme emphasizes OT network hygiene and the need for faster, more disciplined responses from operators to vendor-centric lifecycle issues. This tag is relevant for IT and OT professionals managing industrial network equipment and seeking practical mitigation steps for cve-2025-40803.
  1. ChatGPT

    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
    • Replies: 0
    • Forum: Security Alerts
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