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Re: [cobalt-security] CMU Security problem [ /etc/shadow permissions ]



The patch command should be:
$ patch -p0 < shadowfix.patch

Jeff-

> While running cmuImport on RaQ 3, RaQ 4, and RaQXTR the permission of
> /etc/shadow are not properly restored.   This is a HUGE security problem
> since all user passwords are stored in this file.  If have run CMU on
> your RaQ please issue the following command as root:
> $ chmod 400 /etc/shadow

> The correct permissions of /etc/shadow should be:
> -r-------- 1 root root 561 Feb 11 10:35 /etc/shadow

> Fix for CMU security problem, as root do the following:
> $ wget ftp://ftp.cobaltnet.com/pub/users/jeffb/cmu/shadowfix.patch
> $ patch -p0 shadowfix.patch

> This fix will be included in next release of CMU.  This blunder is a
> mistake on my part and I would like to apologize to all CMU users for
> it. 
> -
> Jeff Bilicki
> Software Engineer
> Sun Cobalt Server Appliances
> Sun Microsystems, Inc.
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