The vulnerability of the microprogrammed logic controllers from Rockwell Automation, the Micrologix 1100 and Micrologix 1400, is related to deficiencies in access control. This allows a intruder to remove all administrators, thereby disabling additional functions of the device.

The vulnerability of the microprogrammed logic controllers from Rockwell Automation, the Micrologix 1100 and Micrologix 1400, is related to deficiencies in access control. Exploiting this vulnerability could allow a person with administrator privileges to remotely remove all administrators, there...