CVE-2025-2403 HIGH

CVE-2025-2403

Vendor Hitachi Energy
Product Relion 670/650 and SAM600-IO
Weakness CWE-770 · Uncontrolled resource consumption
Published June 24, 2025
Last update June 25, 2025

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

A denial-of-service vulnerability due to improper prioritization of network traffic over protection mechanism exists in Relion 670/650 and SAM600-IO series device that if exploited could potentially cause critical functions like LDCM (Line Distance Communication Module) to malfunction.

Key dates

02Disclosure timeline

June 24, 2025 CVE published
June 25, 2025 Record updated