Re: [quicwg/base-drafts] MUST retire Connection IDs becoming stale (#3096)

MikkelFJ <notifications@github.com> Thu, 24 October 2019 12:38 UTC

Return-Path: <noreply@github.com>
X-Original-To: quic-issues@ietfa.amsl.com
Delivered-To: quic-issues@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 2DAEA1200DE for <quic-issues@ietfa.amsl.com>; Thu, 24 Oct 2019 05:38:38 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -6.454
X-Spam-Level:
X-Spam-Status: No, score=-6.454 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_IMAGE_ONLY_20=1.546, HTML_MESSAGE=0.001, MAILING_LIST_MULTI=-1, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=github.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id O3qML7qRQgZP for <quic-issues@ietfa.amsl.com>; Thu, 24 Oct 2019 05:38:36 -0700 (PDT)
Received: from out-17.smtp.github.com (out-17.smtp.github.com [192.30.252.200]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 75208120026 for <quic-issues@ietf.org>; Thu, 24 Oct 2019 05:38:36 -0700 (PDT)
Date: Thu, 24 Oct 2019 05:38:35 -0700
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1571920715; bh=RCx4CzKjp7R03kkKyk1aEmTVx+7toRrF87NxBzVkYf8=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=0fLvcWMoVzeMZ/kCv8qgVByKr7wAiuQxl8FHRjhaobeTvwFMU/e/cgHCwSXQRllvA FBhBsyzHSniMhls9NKa/j7FlxOK873di5cj/yziGo6jCLos5KBzJj0a9vhza7kRJAl X/9FFlu5V+KcA1QhPeficsdGaoyr6omubIK6c8oc=
From: MikkelFJ <notifications@github.com>
Reply-To: quicwg/base-drafts <reply+AFTOJKYUOLSITMOFZ4RLLA53X3N5XEVBNHHB4QFASQ@reply.github.com>
To: quicwg/base-drafts <base-drafts@noreply.github.com>
Cc: Subscribed <subscribed@noreply.github.com>
Message-ID: <quicwg/base-drafts/pull/3096/c545897942@github.com>
In-Reply-To: <quicwg/base-drafts/pull/3096@github.com>
References: <quicwg/base-drafts/pull/3096@github.com>
Subject: Re: [quicwg/base-drafts] MUST retire Connection IDs becoming stale (#3096)
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="--==_mimepart_5db19b4b6ba5d_57ed3fecc28cd964709f3"; charset="UTF-8"
Content-Transfer-Encoding: 7bit
Precedence: list
X-GitHub-Sender: mikkelfj
X-GitHub-Recipient: quic-issues
X-GitHub-Reason: subscribed
X-Auto-Response-Suppress: All
X-GitHub-Recipient-Address: quic-issues@ietf.org
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic-issues/cjt3Xv_B7d4Oc5PYYfacJP9xroQ>
X-BeenThere: quic-issues@ietf.org
X-Mailman-Version: 2.1.29
List-Id: Notification list for GitHub issues related to the QUIC WG <quic-issues.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic-issues/>
List-Post: <mailto:quic-issues@ietf.org>
List-Help: <mailto:quic-issues-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic-issues>, <mailto:quic-issues-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 24 Oct 2019 12:38:38 -0000

I'm a bit worried that a stateless reset from a retired CID could be used as an attack vector by simply delaying packets en-route. However, if the reset is only effective on CIDs that are no longer recognised that shouldn't be a problem.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/quicwg/base-drafts/pull/3096#issuecomment-545897942