Arguably, if someone can create the .tmp file in /etc/, they have access to a great deal more. :)
Generally, there is a locking issue, as two visudo's could run at the same time, too.
Arguably, if someone can create the .tmp file in /etc/, they have access to a great deal more. :)
Generally, there is a locking issue, as two visudo's could run at the same time, too.