IETF Logo Mail Archive

Re: [v6ops] Mitigation against IPv6 Router Advertisements flooding - draft-moonesamy-ra-flood-limit-00

Fernando Gont <fgont@si6networks.com> Mon, 15 July 2013 12:42 UTC

Return-Path: <fgont@si6networks.com>
X-Original-To: v6ops@ietfa.amsl.com
Delivered-To: v6ops@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id D5E3621F90FB for <v6ops@ietfa.amsl.com>; Mon, 15 Jul 2013 05:42:20 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.599
X-Spam-Level:
X-Spam-Status: No, score=-2.599 tagged_above=-999 required=5 tests=[BAYES_00=-2.599]
Received: from mail.ietf.org ([12.22.58.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ekLPMI6468Ar for <v6ops@ietfa.amsl.com>; Mon, 15 Jul 2013 05:42:20 -0700 (PDT)
Received: from web01.jbserver.net (web01.jbserver.net [IPv6:2a00:d10:2000:e::3]) by ietfa.amsl.com (Postfix) with ESMTP id 342C121F8667 for <v6ops@ietf.org>; Mon, 15 Jul 2013 05:42:17 -0700 (PDT)
Received: from 62.117.201.108.dyn.user.ono.com ([62.117.201.108] helo=[192.168.1.203]) by web01.jbserver.net with esmtpsa (TLSv1:DHE-RSA-CAMELLIA256-SHA:256) (Exim 4.80.1) (envelope-from <fgont@si6networks.com>) id 1Uyi6V-0004Dg-5L; Mon, 15 Jul 2013 14:42:11 +0200
Message-ID: <51E3EE20.1080609@si6networks.com>
Date: Mon, 15 Jul 2013 14:42:08 +0200
From: Fernando Gont <fgont@si6networks.com>
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130623 Thunderbird/17.0.7
MIME-Version: 1.0
To: S Moonesamy <sm+ietf@elandsys.com>
References: <6.2.5.6.2.20130702145424.0af37160@elandnews.com>
In-Reply-To: <6.2.5.6.2.20130702145424.0af37160@elandnews.com>
X-Enigmail-Version: 1.4.6
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: 7bit
Cc: v6ops@ietf.org
Subject: Re: [v6ops] Mitigation against IPv6 Router Advertisements flooding - draft-moonesamy-ra-flood-limit-00
X-BeenThere: v6ops@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: v6ops discussion list <v6ops.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/v6ops>, <mailto:v6ops-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/v6ops>
List-Post: <mailto:v6ops@ietf.org>
List-Help: <mailto:v6ops-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/v6ops>, <mailto:v6ops-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 15 Jul 2013 12:42:20 -0000

On 07/03/2013 12:02 AM, S Moonesamy wrote:
> Hello,
> 
> An IPv6 Router Advertisements flooding attack can cause a node to
> consume all CPU resources available making the system unusable and
> unresponsive. draft-moonesamy-ra-flood-limit-00 (
> http://tools.ietf.org/html/draft-moonesamy-ra-flood-limit-00 )
> recommends some configurable variables as a mitigation against an IPv6
> Router Advertisements flooding attack.
> 
> I would appreciate if you read the draft and comment.

Isn't this already covered (together with a bunch of other ND-related
stuff) in:
<http://tools.ietf.org/html/draft-gont-opsec-ipv6-nd-security>?  :-)

(this I-D was presented at the OPSEC meeting in Orlando)

Thanks,
-- 
Fernando Gont
SI6 Networks
e-mail: fgont@si6networks.com
PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492

v2.23.0 | Report a Bug | By Email