[3614] in bugtraq

home help back first fref pref prev next nref lref last post

Re: Possible SunOS 5.5.1 sulogin vulnerability

daemon@ATHENA.MIT.EDU (Doug Hughes)
Sat Nov 16 06:40:06 1996

Date: 	Fri, 15 Nov 1996 17:26:50 -0600
Reply-To: Doug Hughes <Doug.Hughes@Eng.Auburn.EDU>
From: Doug Hughes <Doug.Hughes@Eng.Auburn.EDU>
X-To:         "Jason R. Mastaler" <jason@mastaler.com>
To: Multiple recipients of list BUGTRAQ <BUGTRAQ@NETSPACE.ORG>
In-Reply-To:  <x7zq0l31aa.fsf@mastaler.com>

>Possible hole in sulogin here?  Under Solaris 2.5.1 (sparc & x86),
>executing /sbin/sulogin from an unprivileged user account dumps you
>into what appears to be single-user mode with an ugly warning message
>without prompting for the root password.  You don't find this with
>earlier versions of Solaris (2.5 and lower).
>
>________________________________________________________________
>
>sol251% /sbin/sulogin
>
>*** NO ENTRY FOR root IN PASSWORD FILE! ***
>
>Entering System Maintenance Mode
>
>$
>
>________________________________________________________________
>
>sol25% /sbin/sulogin
>
>Type Ctrl-d to proceed with normal startup,
>(or give root password for system maintenance):


Yeah, but you're still yourself (id = your ID). I think that the only
real harm is that your prompt is changed. Basically, you get dumped
into a Bourne shell with a confusing warning.

--
____________________________________________________________________________
Doug Hughes                                     Engineering Network Services
System/Net Admin                                Auburn University
                        doug@eng.auburn.edu

home help back first fref pref prev next nref lref last post