Re: Possible SunOS 5.5.1 sulogin vulnerability

[swb () aurora phys utk edu (Steve Blass)]

I just tried it on a patched 2.5.1 box and it does *look like it goes into
single user mode but I still couldn't edit /etc/shadow.  Near as I can
tell it just gave me a subshell.

-
swb


On Wed, 13 Nov 1996, Jason R. Mastaler wrote:

> 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):
>
> ________________________________________________________________