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From: vinoski@apollo.HP.COM (Stephen Vinoski)
Newsgroups: comp.unix.questions,comp.unix.wizards
Subject: Re: ksh executing a file without read permission
Keywords: ksh security
Message-ID: <4749c259.20b6d@apollo.HP.COM>
Date: 7 Dec 89 19:15:00 GMT
References: <5516@hplabsb.HP.COM>
Sender: root@apollo.HP.COM
Reply-To: vinoski@zep.UUCP (Stephen Vinoski)
Organization: Apollo Computer, Chelmsford, MA
Lines: 17

In article <5516@hplabsb.HP.COM> quan@hplabsb.HP.COM (Suu Quan) writes:
>Exactly what I want : have a file with permissions --x--x--x
>and have everyone execute it without being able to read it.

Page 237 of the KornShell book says:

  "Shell scripts are carried out as a separate invocation of ksh when:
   - The script has execute permission but does not have read permission."

However, I couldn't get it to work (I'm running ksh88b).


-steve

| Steve Vinoski       | Hewlett-Packard Apollo Div. | ARPA: vinoski@apollo.com |
| (508)256-6600 x5904 | Chelmsford, MA    01824     | UUCP: ...!apollo!vinoski |
| "My second wife isn't even born yet."                                        |