Re: Security Concerns over User 'postgres'

From: Chris Browne <cbbrowne(at)acm(dot)org>
To: pgsql-admin(at)postgresql(dot)org
Subject: Re: Security Concerns over User 'postgres'
Date: 2006-09-22 22:46:32
Message-ID: 607izvjz93.fsf@dba2.int.libertyrms.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-admin

lvaningen(at)esncc(dot)com ("Lane Van Ingen") writes:
> Looked at /etc/shadow, and (in fact) it doesn't have a password, so I was
> wrong about that.
>
> Tried to use the login command to login directly log into postgres, but for
> some reason could not do that on RHEL 4.0 either. So, like you said, I am
> not certain that I have a vulnerability here at all, other than su-ing from
> root.

I'm certain; you do NOT have a vulnerability there, if there is no
password in /etc/shadow. (Well, barring stupidity like dramatic
misconfiguration of PAM to accept logins without passwords :-).)
--
(format nil "~S(at)~S" "cbbrowne" "cbbrowne.com")
http://linuxdatabases.info/info/finances.html
Rules of the Evil Overlord #10. "I will not interrogate my enemies in
the inner sanctum -- a small hotel well outside my borders will work
just as well." <http://www.eviloverlord.com/>

In response to

Browse pgsql-admin by date

  From Date Subject
Next Message Ray Stell 2006-09-23 17:20:59 Re: COPY FROM command v8.1.4
Previous Message Raul Retamozo 2006-09-22 22:12:56 best OS and HW for postgreSQL