From: Niklas Karlsson <nikke.karlsson@gmail.com>
To: Grant Taylor <gtaylor@tnetconsulting.net>
Cc: tuhs@tuhs.org
Subject: [TUHS] Re: shell escapes in utilities
Date: Wed, 2 Aug 2023 05:42:49 +0200 [thread overview]
Message-ID: <CAK6BEgfkNbLPuPtDz320GNUW_V7kXxJCiv+Re1BSOBkmJJDAqQ@mail.gmail.com> (raw)
In-Reply-To: <3132b52a-d490-4a8e-1c53-9f504209a54f@tnetconsulting.net>
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Den ons 2 aug. 2023 kl 05:01 skrev Grant Taylor via TUHS <tuhs@tuhs.org>:
> On 8/1/23 1:55 PM, Niklas Karlsson wrote:
> > What you did with that RS/6000 sounds roughly equivalent to booting
> > a modern Linux box in single-user mode, where you can also set the
> > root password to anything you like.
>
> I think that's *HIGHLY* dependent on the distribution. Some systems
> make it harder than others to get into single user mode. I feel like
> "sulogin" comes into play here.
>
> The thing that I used to do is append "init=/bin/sh" to the GRUB boot
> line via the transient editor. Drops you at a shell and bypasses almost
> all of the startup scripts. Obviously there are ways to secure against
> this. But, again, it depends on the distro.
>
Sure. Like I said, there are ways and means to avoid this. Not going to
argue against that.
Niklas
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next prev parent reply other threads:[~2023-08-02 3:43 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-01 5:47 [TUHS] " ron minnich
2023-08-01 11:38 ` [TUHS] " Leah Neukirchen
2023-08-01 12:31 ` G. Branden Robinson
2023-08-01 20:33 ` Dave Horsfall
2023-08-01 20:40 ` arnold
2023-08-01 14:29 ` Skip Tavakkolian
2023-08-01 15:30 ` ron minnich
2023-08-01 18:43 ` Ron Natalie
2023-08-01 18:55 ` Niklas Karlsson
2023-08-01 20:48 ` Steffen Nurpmeso
2023-08-01 21:11 ` Ron Natalie
2023-08-01 21:52 ` Steffen Nurpmeso
2023-08-01 21:13 ` Niklas Karlsson
2023-08-01 21:19 ` Dave Horsfall
2023-08-02 3:01 ` Grant Taylor via TUHS
2023-08-02 3:42 ` Niklas Karlsson [this message]
2023-08-02 2:59 ` Grant Taylor via TUHS
2023-08-02 10:49 ` Rich Salz
2023-08-02 14:49 ` Grant Taylor via TUHS
2023-08-02 14:20 ` Clem Cole
2023-09-19 16:56 ` Ori Bernstein
2023-09-19 17:04 ` ron minnich
2023-08-01 15:36 ` Phil Budne
2023-08-01 15:37 ` Clem Cole
2023-08-01 15:37 ` Grant Taylor via TUHS
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