A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections.

The affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.

A vulnerability exists in RTU500 IEC 60870-4-104 controlled station functionality, that allows an authenticated and authorized attacker to perform a CMU restart. The vulnerability can be triggered if certificates are updated while in use on active connections.

The affected CMU will automatically recover itself if an attacker successfully exploits this vulnerability.

Hitachi Energy is aware of the vulnerabilities, CVE-2024-10037, CVE-2024-11499, CVE-2024-12169, and CVE-2025-1445 in the RTU500 Web server component, the IEC 60870-5-104 controlled station implementation and IEC 61850 implementation, that affects the RTU500 versions that are listed below. An attacker successfully exploiting these vulnerabilities could trigger a restart of a RTU500 CMU. Please refer to the Recom-mended Immediate Actions for information about the available mitigation/remediation strategies.

Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Hitachi Energy RTU500 ausnutzen, um einen Denial-of-Service-Zustand zu erzeugen.