From owner-freebsd-net@FreeBSD.ORG Sun Oct 5 22:24:25 2014 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 3A2BC1DD for ; Sun, 5 Oct 2014 22:24:25 +0000 (UTC) Received: from mail-qg0-f41.google.com (mail-qg0-f41.google.com [209.85.192.41]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id E8F01365 for ; Sun, 5 Oct 2014 22:24:24 +0000 (UTC) Received: by mail-qg0-f41.google.com with SMTP id f51so3053383qge.14 for ; Sun, 05 Oct 2014 15:24:17 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=eEDz4giwue9VhfcVCvqrYJI1pvhseDvTLztlrb2APzs=; b=hzqj9/S1E8UctWYL4fLpgYvy6QVpbko8FjLEcvz7IYOkNOkfhzPtjDbqeHJ46Xp86+ GBkuu6yAcubHFuObYkmPmqTV7t0h2hte2jsYZt/RBbcd69Ld9G+0N7wsIfKCMsR17qv0 SkThpZWi1xahtpkUl/9ab952siLf54K6wixjMNjt4fABYFPe4GUiaatdr8Wam97/QtTX gwThYTXpitQ8+Vr1G77xBGaI+BSMURU+3BmghyLR8R52IHG2yV/paeoxLg3n4JTzqDw2 GZ08xQvqHyb+O9p7BMGRwwqFZ8JxMgD9Hg6RipscPJIfaaB34TnBzpZvB7rih1JWhk62 8K2w== X-Gm-Message-State: ALoCoQl/p/GyWm2daqgZPRmr8ne3A7zg4ZA3pMkKRkY3JsNMFlg0PQ2/uOBf9tYqd4SMIWuSPOvo MIME-Version: 1.0 X-Received: by 10.140.32.36 with SMTP id g33mr22560779qgg.57.1412547857924; Sun, 05 Oct 2014 15:24:17 -0700 (PDT) Received: by 10.140.95.193 with HTTP; Sun, 5 Oct 2014 15:24:17 -0700 (PDT) In-Reply-To: References: Date: Sun, 5 Oct 2014 15:24:17 -0700 Message-ID: Subject: Re: remote host accepts loose source routed IP packets From: Brandon Vincent To: Adrian Chadd Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: freebsd-net , el kalin , freebsd-users@freebsd.org, Colin Percival , freebsd-security@freebsd.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 05 Oct 2014 22:24:25 -0000 On Sun, Oct 5, 2014 at 2:39 PM, Adrian Chadd wrote: > All accept_sourceroute does is prevent the stack from forwarding > source routed packets. If it's destined locally then it's still > accepted. Out of curiosity, isn't "net.inet.ip.accept_sourceroute" supposed to reject incoming source routed packets? On 5 October 2014 13:22, el kalin wrote: > hmmm=E2=80=A6 could it be openvas?! OpenVAS is a fork of Nessus from when it was open source. HackerGuardian seems to use Nessus as the chief scanning engine. Brandon Vincent