From owner-freebsd-questions@FreeBSD.ORG Fri May 27 04:07:15 2011 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 B446F1065677 for ; Fri, 27 May 2011 04:07:15 +0000 (UTC) (envelope-from f.bonnet@esiee.fr) Received: from hp9.esiee.fr (hp9.esiee.fr [147.215.1.4]) by mx1.freebsd.org (Postfix) with ESMTP id 678D58FC0C for ; Fri, 27 May 2011 04:07:15 +0000 (UTC) Received: from mail.esiee.fr (mail.esiee.fr [147.215.1.3]) by hp9.esiee.fr (Postfix) with ESMTP id 3582B14E94D8 for ; Fri, 27 May 2011 06:06:45 +0200 (CEST) X-DKIM: OpenDKIM Filter v2.3.2 hp9.esiee.fr 3582B14E94D8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=esiee.fr; s=MAILOUT; t=1306469205; bh=xI9Ak7hivBRFOwo13pVGRWORQxz9R+Xtl8IC6lmxaPQ=; h=Message-ID:Date:From:MIME-Version:To:Subject:References: In-Reply-To:Content-Type:Content-Transfer-Encoding; b=GzgHGTF5uVOTMTq9QjdKqvLKZtZ6jSYJ9EdCzz+q7YRCkR0tR604zfGuWmDTzDMWH 2B3MTLxfh5qDBryDifDvQe+Ar6gwlHIEr7DvMCXihj+qghcyAPg5xmU7/RcwLg+0iq uDIzKwPnu8HWy/MBDsG4wgFac+geaeA8jyV3Anhg= Received: from mail (localhost [127.0.0.1]) by VAMS.dummy (Postfix) with SMTP id 4AF02105443E for ; Fri, 27 May 2011 06:07:14 +0200 (CEST) Received: from secure.esiee.fr (secure.esiee.fr [147.215.1.19]) by mail.esiee.fr (Postfix) with ESMTP id 4490A105441E for ; Fri, 27 May 2011 06:07:14 +0200 (CEST) Received: from [127.0.0.1] (chs77-1-82-238-8-126.fbx.proxad.net [82.238.8.126]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: bonnetf) by secure.esiee.fr (Postfix) with ESMTPSA id 2795DEABCD for ; Fri, 27 May 2011 06:07:19 +0200 (CEST) Message-ID: <4DDF2366.4010100@esiee.fr> Date: Fri, 27 May 2011 06:07:02 +0200 From: Frank Bonnet User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; fr; rv:1.9.2.17) Gecko/20110414 Thunderbird/3.1.10 MIME-Version: 1.0 To: freebsd-questions@freebsd.org References: <3389310281-258946398@intranet.com.mx> In-Reply-To: <3389310281-258946398@intranet.com.mx> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable Subject: Re: Disable or limit email in root? 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: Fri, 27 May 2011 04:07:15 -0000 I don't remember for sendmail but if you install postfix root cannot receive any email Le 27/05/2011 05:03, Jorge Biquez a =E9crit : > Hello all. > > Is it possible that the root user can be limited to send email only for > activities realetd to the server and only locally? > > or > > limit the amount of root user can send. > > I have a 7.3 small server working as secondary dns, 3 domains for http > and email. very few traffic. Using sendmail, the default one. > > IN some way a spammer could tell root to send LOT emailes. > I detect it , I guess when they started.I did not know how they did it, > apparently with a program injection or similar strategy since it seems > they do not enter the server, for what I have checked until now. > > Can be restricted the root user? ON the side of the OS or the sendmail. > > Suggestions on how to avoid this again. > > The password for root was VERY strong. I do not think they access it. I > guess when I configured the email and server let something open so root > was forced to do that. > > Thanks in advance > > Jorge BIquez > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org"