CVE-2026-1773

HIGH

7.5

Descripcion

IEC 60870-5-104: 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.

Detalles CVE

Puntuacion CVSS v3.17.5

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado2/24/2026

Ultima modificacion2/27/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

hitachienergy:rtu520hitachienergy:rtu520_firmwarehitachienergy:rtu530hitachienergy:rtu530_firmwarehitachienergy:rtu540hitachienergy:rtu540_firmwarehitachienergy:rtu560hitachienergy:rtu560_firmware

Debilidades (CWE)

CWE-184

Referencias

https://publisher.hitachienergy.com/preview?DocumentID=8DBD000237&LanguageCode=en&DocumentPartId=&Action=Launch(cybersecurity@hitachienergy.com)

Correlaciones IOC

Sin correlaciones registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.