CVE-2026-1773
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
IEC 60870-5-104 used in RTU500: Potential Denial of Service impact on reception of invalid U-format frame. Product is only affected if IEC 60870-5-104 bi-directional functionality is configured. Enabling secure communication following IEC 62351-3 does not remediate the vulnerability but mitigates the risk of exploitation.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
RTU500 series CMU firmware
- Vendor
- Hitachi Energy
- Product
- RTU500 series CMU firmware
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 12.7.1 | affected | custom | Unavailable | 12.7.7 | None listed |
| 13.5.1 | affected | custom | Unavailable | 13.5.4 | None listed |
| 13.6.1 | affected | custom | Unavailable | 13.6.2 | None listed |
| 13.7.1 | affected | custom | Unavailable | 13.7.7 | None listed |
| 13.8.1 | affected | custom | Unavailable | Unavailable | None listed |