Authentication issues present a real security concern for IoT devices. If interfaces are not secured with strong passwords, devices can be compromised. As you can see, even though the devices and appliances are new, attacking techniques are old. It is all about the behavior of the user. In order to avoid this type of attack, make sure that all the passwords are strong, and that you change every default password. As an example, you can use https://howsecureismypassword.net/ to check your password's strength:
