Hitachi Energy RTU500 series BCI Improper Input Validation (CVE-2021-35533)

"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...