From owner-freebsd-current@freebsd.org Mon Oct 16 18:28:09 2017 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5A0C3E417F2 for ; Mon, 16 Oct 2017 18:28:09 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (br1.CN84in.dnsmgr.net [69.59.192.140]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 16F7B673B9; Mon, 16 Oct 2017 18:28:08 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (localhost [127.0.0.1]) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3) with ESMTP id v9GIDNCn011294; Mon, 16 Oct 2017 11:13:23 -0700 (PDT) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: (from freebsd-rwg@localhost) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3/Submit) id v9GIDNrm011293; Mon, 16 Oct 2017 11:13:23 -0700 (PDT) (envelope-from freebsd-rwg) From: "Rodney W. Grimes" Message-Id: <201710161813.v9GIDNrm011293@pdx.rh.CN85.dnsmgr.net> Subject: Re: cve-2017-13077 - WPA2 security vulni In-Reply-To: To: Kevin Oberman Date: Mon, 16 Oct 2017 11:13:23 -0700 (PDT) CC: Adrian Chadd , Cy Schubert , Lev Serebryakov , blubee blubeeme , Poul-Henning Kamp , FreeBSD current X-Mailer: ELM [version 2.4ME+ PL121h (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII X-Mailman-Approved-At: Mon, 16 Oct 2017 19:50:42 +0000 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 Oct 2017 18:28:09 -0000 > On Mon, Oct 16, 2017 at 8:55 AM, Adrian Chadd > wrote: > > > hi, > > > > I got the patches a couple days ago. I've been busy with personal life > > stuff so I haven't updated our in-tree hostapd/wpa_supplicant. If > > someone beats me to it, great, otherwise I'll try to do it in the next > > couple days. > > > > I was hoping (!) for a hostap/wpa_supplicant 2.7 update to just update > > everything to but so far nope. It should be easy enough to update the > > port for now as it's at 2.6. > > > > > > > > -adrian > > > > > > On 16 October 2017 at 06:04, Cy Schubert wrote: > > > In message <44161b4d-f834-a01d-6ddb-475f208762f9@FreeBSD.org>, Lev > > Serebryakov > > > writes: > > >> On 16.10.2017 13:38, blubee blubeeme wrote: > > >> > > >> > well, that's a cluster if I ever seen one. > > >> It is really cluster: CVE-2017-13077, CVE-2017-13078, CVE-2017-13079, > > >> CVE-2017-13080, CVE-2017-13081, CVE-2017-13082, CVE-2017-13084, > > >> CVE-2017-13086,CVE-2017-13087, CVE-2017-13088. > > > > > > The gory details are here: https://w1.fi/security/2017-1/ > > wpa-packet-number-reuse-with-replayed-messages.txt > > > > > > The announcement is here: > > > https://www.krackattacks.com/ > > > > > > > > > -- > > > Cheers, > > > Cy Schubert > > > FreeBSD UNIX: Web: http://www.FreeBSD.org > > > > > > The need of the many outweighs the greed of the few. > > > > > > > While I do not encourage waiting, it is quite likely that the upstream > patch wil show up very soon now that the vulnerability is public. > > It's also worth noting that fixing either end of the connection is all that > is required, as I understand it. So getting an update for your AP is not > required. That is very fortunate as the industry has a rather poor record > of getting out firmware updates for hardware more than a few months old. > Also, it appears that Windows and iOS are not vulnerable due to flaws in > their implementation of the WPA2 spec. (Of course, if you update your > AP(s), you no longer need to worry about your end devices. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ >From my reading of the attack it is the client side that must be fixed, you can not mitigate the client side bug by an update to the AP. > -- > Kevin Oberman, Part time kid herder and retired Network Engineer > E-mail: rkoberman@gmail.com > PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683 > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > -- Rod Grimes rgrimes@freebsd.org