Security Advisory

CVE-2020-24685

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-02-09 03:57:16

Last updated 2024-08-04 15:19:09

Assigner ABB

State PUBLISHED

Description

An unauthenticated specially crafted packet sent by an attacker over the network will cause a denial-of-service (DoS) vulnerability. Vulnerability allows attacker to stop the PLC. After stopping (ERR LED flashing red), physical access to the PLC is required in order to restart the application. This issue affects: ABB AC500 V2 products with onboard Ethernet version 2.8.4 and prior versions.

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