CVE-2018-4834
A vulnerability has been identified in Desigo Automation Controllers Compact PXC12/22/36-E.D, Desigo Automation Controllers Modular PXC00/50/100/200-E.D, Desigo Automation Controllers PXC00/64/128-U with Web module, Desigo Automation Controllers for Integration PXC001-E.D, Desigo Operator Unit PXM20-E. A remote attacker with network access to the device could potentially upload a new firmware image to the devices without prior authentication.
Source: CVE-2018-4834