.. / journalctl
Star

This invokes the default pager, which is likely to be less, other functions may apply.

This might not work if run by unprivileged users depending on the system configuration.

Shell

It can be used to break out from restricted environments by spawning an interactive system shell.

Sudo

It runs in privileged context and may be used to access the file system, escalate or maintain access with elevated privileges if enabled on sudo.