CVE-2025-39203

A vulnerability exists in the IEC 61850 of the MicroSCADA X SYS600 product. An IEC 61850-8 crafted message content from IED or remote system can cause a denial of service resulting in disconnection loop.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000218&LanguageCode=en&DocumentPartId=&Action=Launch	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:hitachienergy:microscada_x_sys600:*:*:*:*:*:*:*:*

History

26 Jan 2026, 18:45

Type	Values Removed	Values Added
References	~~() https://publisher.hitachienergy.com/preview?DocumentID=8DBD000218&LanguageCode=en&DocumentPartId=&Action=Launch -~~	() https://publisher.hitachienergy.com/preview?DocumentID=8DBD000218&LanguageCode=en&DocumentPartId=&Action=Launch - Vendor Advisory
CPE		cpe:2.3:a:hitachienergy:microscada_x_sys600::::::::
First Time		Hitachienergy microscada X Sys600 Hitachienergy

26 Jun 2025, 18:58

Type	Values Removed	Values Added
Summary		(es) Existe una vulnerabilidad en la norma IEC 61850 del producto MicroSCADA X SYS600. Un mensaje IEC 61850-8 manipulado desde un dispositivo electrónico (IED) o un sistema remoto puede causar una denegación de servicio que genere un bucle de desconexión.

24 Jun 2025, 14:15

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5

24 Jun 2025, 12:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-24 12:15

Updated : 2026-01-26 18:45

NVD link : CVE-2025-39203

Mitre link : CVE-2025-39203

CVE.ORG link : CVE-2025-39203

JSON object : View

Products Affected

hitachienergy

microscada_x_sys600

CWE

CWE-354

Improper Validation of Integrity Check Value

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