From owner-freebsd-isp Mon Aug 21 12:57: 8 2000 Delivered-To: freebsd-isp@freebsd.org Received: from saturn.mikesweb.com (saturn.mikesweb.com [216.91.66.1]) by hub.freebsd.org (Postfix) with SMTP id AC2E737B423 for ; Mon, 21 Aug 2000 12:57:06 -0700 (PDT) Received: (qmail 82313 invoked from network); 21 Aug 2000 19:57:06 -0000 Received: from delta.mikesweb.com (HELO SUN.mikesweb.com) (@216.91.66.252) by saturn.mikesweb.com with SMTP; 21 Aug 2000 19:57:06 -0000 Message-Id: <4.3.2.7.2.20000821160105.00b81008@127.0.0.1> X-Sender: sturdee/mail.mikesweb.com@127.0.0.1 X-Mailer: QUALCOMM Windows Eudora Version 4.3.2 Date: Mon, 21 Aug 2000 16:02:00 -0400 To: Bill Fumerola From: Mike Subject: Re: ps question Cc: freebsd-isp@FreeBSD.ORG In-Reply-To: <20000821155159.F65562@jade.chc-chimes.com> References: <4.3.2.7.2.20000821014336.00b81aa0@127.0.0.1> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Damn those "script kiddiez" At 03:51 PM 8/21/2000 -0400, Bill Fumerola wrote: >On Mon, Aug 21, 2000 at 12:53:53PM -0700, FengYue wrote: > > > > What's the use of all those hacks in ps code? People can simply either > > access /proc or directly call kvm_* () functions to get a full list of > > processes running on the machine, or even simply ftp a ps binary > > from another freebsd machine. > >Exactly. If you don't want users snooping around, installing a watered >down ps(1) isn't going to help much. > >Unmounting /proc may help, not giving users that would abuse an account >might help, giving users restricted shells might help, a bullet in the >head of people who abuse your system might help, but a watered down ps(1) >sadly won't. > >-- >Bill Fumerola - Network Architect, BOFH / Chimes, Inc. > billf@chimesnet.com / billf@FreeBSD.org > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-isp" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message