From owner-freebsd-isp@FreeBSD.ORG Mon Jun 2 09:44:25 2003 Return-Path: Delivered-To: freebsd-isp@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id BDBC337B401; Mon, 2 Jun 2003 09:44:25 -0700 (PDT) Received: from mail.lambertfam.org (www.lambertfam.org [216.223.208.55]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0D5B543F93; Mon, 2 Jun 2003 09:44:25 -0700 (PDT) (envelope-from lambert@lambertfam.org) Received: from laptop.lambertfam.org (laptop.int.lambertfam.org [10.1.0.2]) by mail.lambertfam.org (Postfix) with ESMTP id 3F75034D28; Mon, 2 Jun 2003 12:44:23 -0400 (EDT) Received: by laptop.lambertfam.org (Postfix, from userid 1000) id 813BD89DD; Mon, 2 Jun 2003 12:43:52 -0400 (EDT) Date: Mon, 2 Jun 2003 12:43:52 -0400 From: Scott Lambert To: isp@freebsd.org, security@freebsd.org Message-ID: <20030602164352.GA80586@laptop.lambertfam.org> Mail-Followup-To: isp@freebsd.org, security@freebsd.org References: <001b01c3291e$80b3ca90$23fbab3f@psknet.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.1i Subject: Re: quick poppassd question X-BeenThere: freebsd-isp@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Internet Services Providers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 02 Jun 2003 16:44:26 -0000 On Mon, Jun 02, 2003 at 10:50:38AM -0600, Wolfpaw - Dale Corse wrote: > > Perhaps someone can shed more light on the subject, but it's my > > impression that most system process run with a UID/GID > > under 100. So a > > uid < 100 should deny the change request. > > Perhaps, though the trend is running most things as non-priv > users, because it minimizes the damage to the server if a > process is compromised. Generally "non-system" accounts seem > to start at 1000 (BSD, and most Linux), or 500 (notably Redhat) > so.. you may want to use 500 as the magic number for portability > reasons. Make it configurable!!! Set a default but don't make hard coded assumptions about someone else's systems. On FreeBSD, the default should probably be 1000. make NON_SYSTEM_ACCT_START=4321