Security Advisory

CVE-2021-20613

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-01-14 19:04:47
Last updated 2024-08-03 17:45:44
Assigner Mitsubishi
State PUBLISHED

Description

Improper initialization vulnerability in MELSEC-F series FX3U-ENET Firmware version 1.16 and prior, FX3U-ENET-L Firmware version 1.16 and prior and FX3U-ENET-P502 Firmware version 1.16 and prior allows a remote unauthenticated attacker to cause a denial-of-service (DoS) condition in communication function of the product by sending specially crafted packets. Control by MELSEC-F series PLC is not affected by this vulnerability, but system reset is required for recovery.