Great Circle Associates Firewalls
(September 1996)
 

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Subject: Re: su - userid
From: crotherm @ roses . rockwell . com (Mark A. Crother)
Date: Mon, 9 Sep 1996 10:31:22 -0700 (PDT)
To: grace @ nymt . reuter . com (Grace Barraza)
Cc: firewalls @ GreatCircle . COM
In-reply-to: <9609091436 . AA00384 @ titan . reuter . > from "Grace Barraza" at Sep 9, 96 10:36:35 am

> 

Not knowing much about NIS+, I would not know how to disable su'ing
in that enviorment (assuming there is a way to, of which I don't 
know).  But as a person who works at a site with many unix workstations 
on user's desks I have to ask one question:  Why are users given root 
access at all?  They certainly should not need it unless they are 
working as a sysadm.  And if that is the case, then you should 
reconsider using NIS+ and keep to separate passwd files.  As long as
you have "trusted" unix machines in your network for which untrusted people
have the root password, you will not have a "secure network".  I would
recommend all the unix boxes to have the same root password and ONLY 
the real sysadms have access to it.

> Hi,
>  
> I know that this is not the right place, but thought that there must be
> a lot of capable people who can answer this .
>  
> Our system administrator is not capable of distinguishing the fact of 
> how to stop people from using some one else 's id.
> We are running NIS+. 
> 
> The process:
>  
> su - root (On any client machine, of which you have the password.)
>  
> Now 
> su - userid (You get logged in as the 'userid' specified).
>  
>  
> Is there a way to stop this (Other than going to AFS. etc...).
>  
> Thanks In advance.
>  
> 
> 
> 


-- 
Mark Crother				crotherm @
 roses .
 rockwell .
 com
Rockwell's Operational Software Engineering System (ROSES)
Space Systems Division (SSD)


Follow-Ups:
  • Re: su - userid
    From: Randy Mikesell <rmikesel @ rmikesel . ogden . disa . mil>

References:
  • su - userid
    From: grace @ nymt . reuter . com (Grace Barraza)
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