It appears the Guest account is still allowed to wander around a
'stock' install of Ubuntu. Below are some examples of information
leakage due to the account.
Surely I'm not the only person who thinks its a bad idea to allow
LightDM (a desktop manager) be a user manager or security manager.
And
I know there's not much new here, but I am amazed that Ubuntu, Linux
Mint and friends ship with a Guest account present and enabled.
The Guest account is surreptitiously added through a lightdm
configuration file, and is not part of the standard user database.
Because its not part of the standard
