Comment # 5 on bug 1172656 from Fabian Vogt

(In reply to Axel Braun from comment #0)
> Installation of MicroOS 20200604 with KDE desktop in a VirtualBox.
> After every start system asks for root password in order to enable wired
> connection. There should be no passwd on a wired connection

Is polkit-default-privs installed? What's the content of
/etc/sysconfig/security?

(In reply to Larry Finger from comment #4)
> Is this really a VirtualBox problem?

Unlikely.