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CVE-2025-1445

HIGH
7.5
CVSS Score
Published: March 25, 2025 at 12:38 PM UTC
Updated: June 17, 2026 at 08:39 AM UTC
1 product affected across 1 vendorRTU500

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Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

RTU500· Hitachi Energy
60%
13.7.1 ≤ v ≤ 13.7.413.7.1
Vendor states this is fixed in 13.7.6 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: [email protected]
https://publisher.hitachienergy.com/preview?DocumentId=8DBD000207&languageCode=en&Preview=true

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHHitachi Energy
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-820

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