CVE-2025-1445

High

Description

A vulnerability exists in RTU IEC 61850 client and server functionality that could impact the availability if renegotiation of an open IEC61850 TLS connection takes place in specific timing situations, when IEC61850 communication is active. Precondition is that IEC61850 as client or server are configured using TLS on RTU500 device. It affects the CMU the IEC61850 stack is configured on.

SeverityHigh
CVSS7.5
Exploit probability—
ProductRTU500
PublishedMar 25, 2025
First seenMar 25, 2025
Weakness typeCWE-820CWE-820

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Hitachi Energy RTU50013.7.1 ≤ v ≤ 13.7.4—

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