Beware xargs security holes

[Peter da Silva]

In article <13569:Oct1617:00:0590 at kramden.acf.nyu.edu> brnstnd at kramden.acf.nyu.edu (Dan Bernstein) writes:
>  find / -name '#*' -atime +7 -print | xargs rm

> Incorrect. If that command is run daily from cron, as it is on many
> systems, then any user can remove any file on the system.

OK, enlighten me. Why is this command run daily on cron on many systems? And
if it is, what systems are they so I can avoid them?
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Peter da Silva.   `-_-'
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