shell variable security
Aaron Konstam
akonstam at sbcglobal.net
Wed Oct 3 21:06:09 UTC 2007
On Wed, 2007-10-03 at 18:01 +0000, tony.chamberlain at lemko.com wrote:
>
>
> I guess I was asking in general how you can be sure your variables are
> safe.
>
> Maybe it is more complicated than that? I really have just heard
> warnings from
>
> everyone, so I was taking pre-emptive measures.
>
>
>
> I tried a few things myself too and also could not get that problem.
>
>
>
> I tried making a file called test and doing things like
>
Nevere, uss an internal commande an object called test in a shell
script. test is an internal test command.
In fact never name any file in Linux,test.
>
> K="$1"
>
> echo $K
>
>
>
>
>
> and then calling
>
>
>
> test "hello\";date"
>
>
>
> a nd
>
> FIL="$1"
>
> ls $FIL
>
>
>
> but that seemed to be OK
>
> --
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Aaron Konstam telephone: (210) 656-0355 e-mail: akonstam at sbcglobal.net
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