Use of default credentials vulnerability in Hitachi Energy SuprOS product
Priority LOW 39CWE-1392Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Default credentials vulnerability exists in SuprOS product. If exploited, this could allow an authenticated local attacker to use an admin account created during product deployment.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00164 5th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Hitachi Energy | SuprOS | 9.0.0 – 9.2.2.0 | — | No fix listed | CNA |
- SuprOS VendorHitachi Energy Affected 9.0.0 – 9.2.2.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-7740
- 2026-10-03 Alias added: GHSA-cgx8-hg5r-9pwr
References
More Hitachi Energy vulnerabilities
- TI-2019-03985 ABB MicroSCADA Pro SYS600 Missing Authentication for Critical Function CVSS 3.1CRITICAL 9.8
- TI-2018-10635 Improper authentication in ICS-CERT ABB eSOMS CVSS 3.0CRITICAL 9.8
- TI-2024-01871 Heap-based buffer overflow in Hitachi Energy FOXMAN-UN CVSS 3.1CRITICAL 9.8
- TI-2026-07105 Path traversal in Hitachi Energy RTU500 series CMU firmware CVSS 3.1CRITICAL 9.1
- TI-2019-13270 Path traversal in Relion 670 Series CVSS 3.1CRITICAL 10.0
- TI-2026-07104 Missing authentication in Hitachi Energy RTU500 series CMU firmware CVSS 3.1CRITICAL 9.1
Sources
- CVE-2025-7740 · CVE Program
- CVE-2025-7740 · NVD
- FIRST EPSS
- GHSA-cgx8-hg5r-9pwr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences