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CVE-2025-39205

A vulnerability exists in the IEC 61850 in MicroSCADA X SYS600 product. The certificate validation of the TLS protocol allows remote Man-in-the-Middle attack due to missing proper validation.

Published: Jun 24, 2025Updated: Jan 30, 2026 Sources: CVE List NVD BDU csafCWE-295
6.5MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 93.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Hitachi Energy is aware of these vulnerabilities that affect the MACH GWS product versions listed in this document. An attacker successfully exploiting these vulnerabilities can cause confidentiality, integrity and availability impacts. Please refer to the Recommended Immediate Actions for information about the mitigation/remediation.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-295

Affected Products

Hitachi, Ltd.
commercial·JP
Hitachi Energy MicroSCADA X SYS600
ICS / OT / IoT
hitachienergy
commercial·CHaka hitachi energy, hitachi energy ltd
microscada x sys600
ICS / OT / IoT
Hitachi Energy
commercial·DE
MicroSCADA X SYS600
ICS / OT / IoT

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2025-39205
nvd.nist.gov
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000218&LanguageCode=en&DocumentPartId=&Action=Launch
publisher.hitachienergy.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-289-11.json
raw.githubusercontent.com
and 12 more references View all →
News mentions
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