When using Internal security, any user password can be reset.
This utility is currently only available on Mac and Linux.
Restoring the Password for an Account
Make sure all cluster nodes are down.
Run the following command located under
<DREMIO_HOME>/bin/on the master node to verify backup:
$ ./dremio-admin set-password -u <ACCOUNT_USER> -p <NEW_PASSWORD>
Look for the confirmation message:
... Password changed