If you've got a Western Digital My Cloud, you'd best hit the software update button and install the latest firmware upgrade. Security researcher James Bercegay says over a dozen different models have a hard coded back door that lets anyone log in using a specific username/password combination.
The current release of macOS High Sierra, version 10.13.1, has a bug that allows someone with physical access to your machine to bypass the log-in screen and access your data. The issue allows someone to authenticate as a “system administrator" with the ability to view files and change details in user accounts.
