CVE-2021-22659 | Rockwell Automation MicroLogix 1400 up to 21.6 ModBus Packet buffer overflow (icsa-21-033-01)
A vulnerability marked as critical has been reported in Rockwell Automation MicroLogix 1400 up to 21.6. The affected element is an unknown function of the component ModBus Packet Handler. The manipulation leads to buffer overflow.
This vulnerability is traded as CVE-2021-22659. It is possible to initiate the attack remotely. There is no exploit available.
It is suggested to upgrade the affected component.