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Re: OT?: Turning a 486 into a OpenBSD dumb terminal (howto req)
- To: misc_(_at_)_openbsd_(_dot_)_org
- Subject: Re: OT?: Turning a 486 into a OpenBSD dumb terminal (howto req)
- From: "Joseph C. Bender" <jcbender_(_at_)_benderhome_(_dot_)_net>
- Date: Fri, 31 Aug 2001 13:19:21 -0400
At 10:55 AM 8/31/2001 -0400, you wrote:
>On Fri, Aug 31, 2001 at 09:04:14AM -0400, Joseph C. Bender wrote:
>> I'd forget having them logging in with any kind of shell prompt. I've set
>> something similar up in the past using a script that was their default
>> shell, with the "#!" statement being "#! /bin/rksh" and then just launching
>> the telnet app to the catalog. IF the user logs out, it returns to a
>> login, not a shell. Log back in as guest/catalog/whatever and it telnets
>> back to the catalog box.
>Did you ever had any problem with user doing "! /bin/ksh" command
>at the telnet prompt (ctrl-])?
>It isn't enought to just use rksh. All the allowed to run programs
>must not contains escape to /bin/sh or run any command abilities.
>I is probably safer to build chroot environment instead with the
>needed command and its support library and devices.
<stops, thinks about it...> Holy crap.
Yeah, you're right. But most of my users wouldn't have thought of that,
which is beside the point. I'd concur that chroot would be better.
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