NULL pointer dereference in Hitachi Energy RTU500
Priority LOW 26CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-476.
Summary
A vulnerability exists in the RTU500 web server component that can cause a denial of service to the RTU500 CMU application if a specially crafted message sequence is executed on a WebSocket connection. An attacker must be properly authenticated and the test mode function of RTU500 must be enabled to exploit this vulnerability. The affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00346 28th percentileScored 2026-11-07
Fix Fixed RTU500 (Hitachi Energy): 12.7.8, 13.7.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
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 | RTU500 | 12.0.1 – 12.0.14; 12.2.1 – 12.2.12; 12.4.1 – 12.4.11; 12.6.1 – 12.6.10; 12.7.1 – 12.7.7; 13.2.1 – 13.2.7; 13.4.1 – 13.4.4; 13.5.1 – 13.5.3; 13.6.1 | 12.7.8, 13.7.1 | Patch available | CNA |
- RTU500 VendorHitachi Energy Affected 12.0.1 – 12.0.14; 12.2.1 – 12.2.12; 12.4.1 – 12.4.11; 12.6.1 – 12.6.10; 12.7.1 – 12.7.7; 13.2.1 – 13.2.7; 13.4.1 – 13.4.4; 13.5.1 – 13.5.3; 13.6.1 Fixed in 12.7.8, 13.7.1 Patch available CNA
Remediation
- Fix · CNA RTU500 (Hitachi Energy) Fixed in 12.7.8, 13.7.1
Timeline
- 2026-10-02 Threatist record created from CVE-2024-10037
- 2026-10-03 Alias added: GHSA-665f-p6v8-5227
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-2024-10037 · CVE Program
- CVE-2024-10037 · NVD
- FIRST EPSS
- GHSA-665f-p6v8-5227 · 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