how to setuid for shell scripts on ultrix? (really: SETUID STRIPTS ARE A SECURITY HOLE)

[Magnus Olsson]

In article <6644 at ethz.UUCP> prl at iis.UUCP (Peter Lamb) writes:
>	SETUID SHELL SCRIPTS ARE INHERENTLY A SECURITY HOLE!
>
>		You *CAN'T* make them hackerproof.

Why? 

Magnus Olsson                   | \e+      /_
Dept. of Theoretical Physics    |  \  Z   / q
University of Lund, Sweden      |   >----<           
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