From owner-freebsd-questions@FreeBSD.ORG Thu Aug 7 18:47:55 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 470AD1065976 for ; Thu, 7 Aug 2008 18:47:55 +0000 (UTC) (envelope-from freebsd@optiksecurite.com) Received: from tomts44-srv.bellnexxia.net (tomts44-srv.bellnexxia.net [209.226.175.111]) by mx1.freebsd.org (Postfix) with ESMTP id D3D688FC15 for ; Thu, 7 Aug 2008 18:47:54 +0000 (UTC) (envelope-from freebsd@optiksecurite.com) Received: from toip36-bus.srvr.bell.ca ([67.69.240.37]) by tomts44-srv.bellnexxia.net (InterMail vM.5.01.06.13 201-253-122-130-113-20050324) with ESMTP id <20080807184754.RKNS1584.tomts44-srv.bellnexxia.net@toip36-bus.srvr.bell.ca>; Thu, 7 Aug 2008 14:47:54 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApoEAO3ZmkhKD7BS/2dsb2JhbACtIw Received: from mtrlpq02-1242542162.sdsl.bell.ca (HELO [69.69.69.183]) ([74.15.176.82]) by toip36-bus.srvr.bell.ca with ESMTP; 07 Aug 2008 14:47:49 -0400 Message-ID: <489B431A.7080209@optiksecurite.com> Date: Thu, 07 Aug 2008 14:46:50 -0400 From: FreeBSD User-Agent: Thunderbird 2.0.0.16 (Windows/20080708) MIME-Version: 1.0 To: kalin m References: <489A8EA3.5030102@el.net> <489B3FFD.308@el.net> In-Reply-To: <489B3FFD.308@el.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit Cc: freebsd-questions@freebsd.org Subject: Re: Remote host replies to SYN+FIN X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Aug 2008 18:47:55 -0000 kalin m a écrit : > > does anybody have any idea how to resolve this? > > thanks.. > > > kalin m wrote: >> hi all... >> after setting up a pf rule set on one of newly installed freebsd 7 i >> did a scan with nessus 3 on that machine >> >> the result i got was like this one: >> http://www.nessus.org/plugins/index.php?view=single&id=11618 how do >> 'fix' it using pf?... >> >> >> >> thanks... >> >> Hi, I think that you should look at the 'scrub' directive in pf.conf. I think that a 'scrub in all' should block that kind of malformed packets. Martin