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From: "Timothy R. Chavez" <tinytim@us.ibm.com>
To: Steve <m6x@ornl.gov>
Cc: linux-audit@redhat.com
Subject: Re: Bypassing audit's file watches
Date: Fri, 07 Jul 2006 10:59:12 -0500	[thread overview]
Message-ID: <1152287952.21687.0.camel@localhost.localdomain> (raw)
In-Reply-To: <44AE76A2.9050205@ornl.gov>

On Fri, 2006-07-07 at 10:58 -0400, Steve wrote:
> I have found that I can modify files that are being watched and audit 
> not catch it (ie. no events are dispatched).  When monitoring a file for 
> all system calls, I can:
> 
> echo "" > /file/to/watch
> 
> or
> 
> cat some_file > /file/to/watch
> 
> without generating audit events.  I assume this has to do with how the 
> kernel handles re-direction.  Is it possible to catch these modifications?
> 
> Thanks,
> Steve

What are your rules?  You should catch these on open()
of /file/to/watch, right?

-tim

  reply	other threads:[~2006-07-07 15:59 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-07 14:58 Bypassing audit's file watches Steve
2006-07-07 15:59 ` Timothy R. Chavez [this message]
2006-07-07 16:08   ` Michael C Thompson
2006-07-07 16:20     ` Michael C Thompson
2006-07-08  2:00 ` Amy Griffis
2006-07-10 11:32   ` Steve
2006-07-10 22:31     ` Amy Griffis
2006-07-11 15:07       ` Michael C Thompson
2006-07-10 15:16   ` Timothy R. Chavez

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