How do I use the sudo visudo command?
To change what users and groups are allowed to run sudo, run visudo. If the user running sudo does not meet the authentication configuration in sudoers, they are denied permission to run a command with escalated privileges. You should not edit sudoers directly, by opening it in a text editor.
How do I restore a user Sudo privilege?
Recover your Sudo Privileges.
- At boot menu, go under Advanced options.
- Select one with Recovery mode.
- Go to “root”
- Type and enter: mount -rw -o remount /
- Type and enter: usermod -a -G sudo USERNAMEHERE.
Is it OK to edit / etc / sudoers directly?
Never edit /etc/sudoers directly. You should always use sudo visudo instead which allows you to edit the file but checks it for errors before saving. The syntax of sudoers is tricky and a mistake can render your system unusable since you will not longer be able to use sudo. Never change the permissions of /etc/sudoers.
Do you need to change the permissions of SUDO?
Never change the permissions of /etc/sudoers. In general, you shouldn’t change the permissions of system files. In many cases, the programs associated with them will not work properly and it is bad practice and a security hole. That’s what sudo is for in the first place, so you don’t need to change the permissions.
Who is the owner of the sudoers file?
/etc/sudoers is owned by gid N, should be 1 The sudoers file has the wrong group ownership. If you wish to change the sudoers file group ownership, please add “sudoers_gid=N” (where ‘N’ is the group ID that owns the sudoers file) to the sudoers Plugin line in the sudo.conf (5) file.
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