Security Advisory

CVE-2021-35533

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-11-26 16:37:27

Last updated 2024-09-16 21:02:16

Assigner Hitachi Energy

State PUBLISHED

Description

Improper Input Validation vulnerability in the APDU parser in the Bidirectional Communication Interface (BCI) IEC 60870-5-104 function of Hitachi Energy RTU500 series allows an attacker to cause the receiving RTU500 CMU of which the BCI is enabled to reboot when receiving a specially crafted message. By default, BCI IEC 60870-5-104 function is disabled (not configured). This issue affects: Hitachi Energy RTU500 series CMU Firmware version 12.0.* (all versions); CMU Firmware version 12.2.* (all versions); CMU Firmware version 12.4.* (all versions).

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