You can find if your Supermicro Onboard IPMI Controllers are vulnerable using this tool.
Attempts to download an unprotected configuration file containing plain-text user credentials in vulnerable Supermicro Onboard IPMI controllers.
The script connects to port 49152 and issues a request for "/PSBlock" to download the file. This configuration file contains users with their passwords in plain text.
Upgrade your software to the latest version.