Auditing console access

[Maupertuis Philippe]

> -----Original Message-----
> From: Steve Grubb [mailto:sgrubb at redhat.com]
> Sent: Wednesday, September 06, 2017 8:13 PM
> To: linux-audit at redhat.com
> Cc: Maupertuis Philippe
> Subject: Re: Auditing console access
>
> On Wednesday, September 6, 2017 9:42:53 AM EDT Maupertuis Philippe
> wrote:
> > Hi,
> > The examples found in the audit documentation mention that to work it
> > is assumed that no direct root login is allowed. This very sensible
> > and not a big problem except for console access.
>
> Why is it a problem for console access?  :-)
All people account are managed in a ldap, only root has a password and can be used  in last resort.
The most obvious case in when something is wrong with sssd, letting us with only local users.
We could set up a local account for that purpose but it wouldn't fit easily with PCI-DSS.
>
> > What would be the best way to monitor what is done through this access ?
Is there a way to get a specific information when this access is used ?
Maybe not all what was done but at least that someone used this entry.
>
> If you need to know the commands & changes made by root, then you
> probably need to use pam_tty_audit to enable tty auditing for su and sudo.
>
> > Would you recommend to forbid root access even in console ?
>
> Yes. Who is root? Who was root 4 years ago? By logging in with your account
> and then changing to root, the audit system can track who root is. The only
> time I can think of where you wouldn't want this tracking is when the system
> is in single user mode. (Because auditd doesn't normally start in single user
> mode.)
>
> -Steve
>
> >
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