You can find SAP NetWeaver WebGUI using this tool.
WEBGUI is a SAP GUI for HTML where you can access SAP system from your browser without installing any SAP frontend software. WebGUI is a standard feature of SAP which can be launched by tcode WEBGUI or as per note 2203575.
An attacker might use the disclosed information to harvest specific security vulnerabilities for the application identified. There are a few example exploit checkers.
Only use components that do not have known vulnerabilities, only use components that when combined to not introduce a security vulnerability, and ensure that a misconfiguration does not cause any vulnerabilities.