Denial-of-Service Vulnerability in Hitachi Energy Relion and SAM600-IO Series Devices

CVE-2025-2403

What is CVE-2025-2403?

A denial-of-service vulnerability in Hitachi Energy's Relion 670/650 and SAM600-IO series devices could lead to disruptions in critical functionalities. This vulnerability arises from improper prioritization of network traffic over protective measures. Exploitation of this issue may cause the Line Distance Communication Module (LDCM) to malfunction, potentially affecting the reliability and performance of critical systems.

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