From owner-freebsd-net@FreeBSD.ORG Sun Oct 5 15:58:11 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 427F336E for ; Sun, 5 Oct 2014 15:58:11 +0000 (UTC) Received: from mail-qc0-f179.google.com (mail-qc0-f179.google.com [209.85.216.179]) (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 023FF857 for ; Sun, 5 Oct 2014 15:58:10 +0000 (UTC) Received: by mail-qc0-f179.google.com with SMTP id x3so3023764qcv.10 for ; Sun, 05 Oct 2014 08:58:04 -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; bh=OhTgb16ZmqLQ5T0PKQWHC8gghfSEwilujIzu6lk+XQU=; b=i8KBHuOVP8iHr1tri/xQOT33wogyol+CcprEatoXM2im4yFmZD3wUas4aHyosbkC+M e649MuX4BAI0fT5TOqmOotA3dK5sonTHbHp39htl4qE/hdL7Tyuyw+07VONO3XXJpYE7 yYq/mryXMlf4qULAH5ytC0JD5ByprGNpHx1ycsEXvEouHYcH5E9UC9++PCRAmpBlCid5 OHrymkvdx1+LYANx5dSRhmdEJVXd7bKBeeGWod2JDgfWne7tGmzPZtJ2Z1k9R7rsND3h 2L2zZw1n3fikDknEXCRndMP4wfeK8LIBM/dq3fb0bwdqP5UWE0LiW6ik9U1tlehgNu1T 9TBw== X-Gm-Message-State: ALoCoQmqqfWJxgzDq7o5l5fa87unWqxTJkFw3cdSN0OoIqvCGl3RDv+pedNlou8kEJSx1gFqcUD5 MIME-Version: 1.0 X-Received: by 10.224.26.146 with SMTP id e18mr3217109qac.96.1412524683994; Sun, 05 Oct 2014 08:58:03 -0700 (PDT) Received: by 10.140.95.193 with HTTP; Sun, 5 Oct 2014 08:58:03 -0700 (PDT) In-Reply-To: References: Date: Sun, 5 Oct 2014 08:58:03 -0700 Message-ID: Subject: Re: remote host accepts loose source routed IP packets From: Brandon Vincent To: el kalin Content-Type: text/plain; charset=UTF-8 Cc: freebsd-net , freebsd-users@freebsd.org, 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 15:58:11 -0000 On Sun, Oct 5, 2014 at 8:33 AM, el kalin wrote: > should is submit this as a bug? Can you first try adding "set block-policy return" to pf.conf? OpenVAS might be assuming that a lack of response from your system to source routed packets is an acknowledgement that it is accepting them. Brandon Vincent