A denial-of-service vulnerability due to improper prioritization of network traffic over protection mechanism exists in Relion 670/650 and SAM600-IO series device that if exploited could potentially cause critical functions like LDCM (Line Distance Communication Module) to malfunction.

A denial-of-service vulnerability due to improper prioritization of network traffic over protection mechanism exists in Relion 670/650 and SAM600-IO series device that if exploited could potentially cause critical functions like LDCM (Line Distance Communication Module) to malfunction.

Hitachi Energy is aware of a vulnerability that affects the Relion 670/650 and SAM600-IO series IED device versions that are listed in this document. An authenticated attacker successfully exploiting this vulnerability via FTP access can cause the device to reboot due to improper disk space management. Please refer to the Recommended Immediate Actions for information about the mitigation/remediation.

Ein Angreifer kann mehrere Schwachstellen in Hitachi Energy Relion ausnutzen, um einen Denial of Service Angriff durchzuführen.