The vulnerability origins in the commissioning process where an attacker of the ControlTouch can enter a serial number in a specific way to transfer the device virtually into her/his my.busch-jaeger.de or mybuildings.abb.com profile. A successful attacker can observe and control a ControlTouch remotely under very specific circumstances. The issue is fixed in the cloud side of the system. No firmware update is needed for customer products. If a user wants to understand if (s)he is affected, please read the advisory. This issue affects: ABB and Busch-Jaeger, ControlTouch