From owner-freebsd-current Tue Nov 13 14:22:58 2001 Delivered-To: freebsd-current@freebsd.org Received: from mail11.speakeasy.net (mail11.speakeasy.net [216.254.0.211]) by hub.freebsd.org (Postfix) with ESMTP id D32FF37B419 for ; Tue, 13 Nov 2001 14:22:48 -0800 (PST) Received: (qmail 44885 invoked from network); 13 Nov 2001 22:22:48 -0000 Received: from unknown (HELO laptop.baldwin.cx) ([64.81.54.73]) (envelope-sender ) by mail11.speakeasy.net (qmail-ldap-1.03) with SMTP for ; 13 Nov 2001 22:22:48 -0000 Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: Date: Tue, 13 Nov 2001 14:22:47 -0800 (PST) From: John Baldwin To: Robert Watson Subject: Re: daily run output & passwd diff Cc: Alexander Leidinger , current@FreeBSD.org, "Crist J. Clark" Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On 13-Nov-01 Robert Watson wrote: > > On Mon, 12 Nov 2001, John Baldwin wrote: > >> >> What if someone comments out a line in the password file of a user? >> Then this won't hide that password. When this originally went in, it >> took a long while to get a sed line people were happy with. Replacing >> the version number is a minor thing, but getting it to work perfectly >> may be a bit difficult. If you do this, I'd rather you make sed handle >> the $FreeBSD$ case as a completely separate case, so something like: sed >> -e '/\$FreeBSD\$/; //s/blah blah/blah/' or some such (I forget how sed >> does multiple expressions). > > My temptation would actually be to ignore any commented lines in either > file for the purposes of the diff. For the purposes of security checking, > you care mostly about the uncommented lines. This would allow the script > to exclude content when it didn't understand its semantics (and hence > might risk revealing information it wasn't intended to). So if some (admittedly weird) sysadmin temporarily comments out a password line then the next day we will broadcast that crypted password in plaintext e-mail? -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message