From owner-freebsd-stable Mon Jul 29 3:51:15 2002 Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0FC2E37B400 for ; Mon, 29 Jul 2002 03:51:11 -0700 (PDT) Received: from raven.ravenbrook.com (raven.ravenbrook.com [193.82.131.18]) by mx1.FreeBSD.org (Postfix) with ESMTP id 12C7743E42 for ; Mon, 29 Jul 2002 03:51:10 -0700 (PDT) (envelope-from nb@ravenbrook.com) Received: from thrush.ravenbrook.com (thrush.ravenbrook.com [193.112.141.249]) by raven.ravenbrook.com (8.11.6/8.11.6) with ESMTP id g6TAp7W67928 for ; Mon, 29 Jul 2002 11:51:07 +0100 (BST) (envelope-from nb@ravenbrook.com) Received: from thrush.ravenbrook.com (localhost [127.0.0.1]) by thrush.ravenbrook.com (8.12.2/8.12.2) with ESMTP id g6TAq9UK024198 for ; Mon, 29 Jul 2002 11:52:10 +0100 (BST) (envelope-from nb@thrush.ravenbrook.com) From: Nick Barnes To: freebsd-stable@FreeBSD.ORG Subject: Re: telnet "SRA secure login" fails intermittently In-Reply-To: Message from Nick Barnes of "Mon, 29 Jul 2002 10:21:25 BST." <23864.1027934485@thrush.ravenbrook.com> Date: Mon, 29 Jul 2002 11:52:09 +0100 Message-ID: <24197.1027939929@thrush.ravenbrook.com> Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG At 2002-07-29 09:21:25+0000, Nick Barnes writes: > When I telnet into a FreeBSD box, I get this: > > $ telnet spong > Trying 192.168.0.1... > Connected to spong.my.domain > Escape character is '^]'. > Trying SRA secure login: > User (nb): > Password: > > If I mistype the password, I get this: > > [ SRA login failed ] > User (nb): > Password: > > And so on. Fair enough. But it has seemed to me that I have been > "mistyping my passwords" much more often since about 4.1: maybe 20% of > the time, as if somehow telnetd (or SRA, whatever that is) is getting > the password check wrong intermittently. And If I fail a login the > first time, it seems harder to pass it the second time (the ~20% > failure rate goes up to maybe 50%). > > Recently I have run some little checks on this. Whenever I'm > telnetting in from an xterm, if the first login fails, I type my > password into another X app (so I can visually check it) and paste it > from ther. Sometimes that login does also fail. So there's something > wrong somewhere: xterm, telnetd, SRA (?). Here's an example, directly cut-and-paste from an emacs buffer, anonymized with search-and-replace. This login succeeds twice and fails on the third attempt: $ telnet test.machine Trying 10.0.0.1... Connected to test.machine. Escape character is '^]'. Trying SRA secure login: User (nb): testuser Password: testpasswd [ SRA accepts you ] FreeBSD/i386 (test.machine) (ttyp1) Copyright (c) 1980, 1983, 1986, 1988, 1990, 1991, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 4.6-RELEASE-p2 (TEST-2002-07-09) #1: Mon Jul 15 13:51:37 GMT 2002 You have mail. $ ^D Connection closed by foreign host. $ telnet test.machine Trying 10.0.0.1... Connected to test.machine. Escape character is '^]'. Trying SRA secure login: User (nb): testuser Password: testpasswd [ SRA accepts you ] FreeBSD/i386 (test.machine) (ttyp1) Last login: Mon Jul 29 10:44:08 from 10.0.0.2 Copyright (c) 1980, 1983, 1986, 1988, 1990, 1991, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 4.6-RELEASE-p2 (TEST-2002-07-09) #1: Mon Jul 15 13:51:37 GMT 2002 You have mail. $ ^D Connection closed by foreign host. $ telnet test.machine Trying 193.82.131.17... Connected to test.machine. Escape character is '^]'. Trying SRA secure login: User (nb): testuser Password: testpasswd [ SRA login failed ] User (nb): Nick B To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message