In what instances do I need to install the security update for this vulnerability? This vulnerability only affects machines that have any of the following System Center 2019 - Operations Manager (SCOM) components installed: Management Server Microsoft Monitoring Agent Gateway Is there a prerequisite for installing the security update? Yes. To apply this update, you must have Update Rollup 2 for System Center Operations Manager 2019 installed. See the How to obtain Update Rollup 2 for System Center Operations Manager 2019 section for instructions. Do I need to install the update if I do not have "Enable Service log on" feature enabled? No. This update is required if “Service Log on” or “Interactive Log on” is enabled for customers on System Center 2019 – Operations Manager.