What’s Vulnerable › Vulnerabilities
CVE-2025-39203
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-06-24 · updated 2026-06-17
- Weakness: CWE-354
Description
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.
Affected products
- Hitachi Energy MicroSCADA X SYS600: from 10.5 before 10.7 — fixed in 10.7
How to fix
Upgrade to a fixed version: Hitachi Energy MicroSCADA X SYS600 10.7. Check the vendor advisory for mitigations.
References
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