Server Guard may fail to detect a vulnerability because of the following reasons:
The Server Guard Agent plugin is offline.
To resolve this issue, check if the Server Guard Agent process is running normally on the server or re-install the Agent.
For Windows systems: check if the
Aliyundun.exeprocess is included in the process list.
For Linux systems: check the process list and run the command
ps -ef | grep aegisto check if the process is running normally.
The Server Guard Agent is outdated.
To resolve this issue, re-install Agent.