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CVE-2025-2403

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 potentiall...

Published: Jun 24, 2025Updated: Jun 26, 2025 Sources: CVE List NVD BDU csafCWE-770
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.3%
Top 76.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Hitachi Energy is aware of a vulnerability that affects the Relion 670/650 and SAM600-IO series IED device versions that are listed in this document. An authenticated attacker successfully exploiting this vulnerability via FTP access can cause the device to reboot due to improper disk space management. Please refer to the Recommended Immediate Actions for information about the mitigation/remediation.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-770

Affected Products

Relion 650Hitachi, Ltd.ICS / OT / IoT
Relion 670Hitachi, Ltd.ICS / OT / IoT
Relion SAM600-IOHitachi, Ltd.ICS / OT / IoT
Relion 670/650 and SAM600-IOHitachi EnergyICS / OT / IoT
hitachi, ltd.commercialJPICS / OT / IoT
hitachi energycommercialDEICS / OT / IoT

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-182-06.json
raw.githubusercontent.com
https://publisher.hitachienergy.com/preview?DocumentId=8DBD000216&languageCode=en&Preview=true
publisher.hitachienergy.com
https://www.cisa.gov/news-events/ics-advisories/icsa-25-182-06
cisa.gov
and 9 more references View all →

Timeline

Published
Jun 24, 2025
Last Updated
Jun 26, 2025

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