- VIM into /etc/pam.d/sudo
$ cd /etc/pam.d
$ sudo chmod 0644 ./sudo
$ sudo vim ./sudo
- Add below
auth sufficient pam_tid.so
- Revert permission
$ sudo chmod 0444 ./sudo
$ cd /etc/pam.d
$ sudo chmod 0644 ./sudo
$ sudo vim ./sudo
auth sufficient pam_tid.so
$ sudo chmod 0444 ./sudo