From owner-freebsd-questions Fri Oct 8 9:16: 8 1999 Delivered-To: freebsd-questions@freebsd.org Received: from maine.60north.net (maine.60north.net [198.143.201.10]) by hub.freebsd.org (Postfix) with ESMTP id 5DBE6153ED for ; Fri, 8 Oct 1999 09:15:57 -0700 (PDT) (envelope-from ankzt@maine.60north.net) Received: from localhost (ankzt@localhost) by maine.60north.net (8.9.3/8.9.2) with ESMTP id MAA85357; Fri, 8 Oct 1999 12:13:37 -0400 (EDT) (envelope-from ankzt@maine.60north.net) Date: Fri, 8 Oct 1999 12:13:37 -0400 (EDT) From: Bill To: Ruslan Ermilov Cc: Edirol , freebsd-questions@FreeBSD.ORG Subject: Re: natd - ping crash In-Reply-To: <19991008092355.G54236@relay.ucb.crimea.ua> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG This is a very serious bug/security issue with natd, ping -r will simply reboot freebsd if your running natd , ive seen no sign of pannic. A friend of mine discovered this in 2.6 release & it has since carried over. Since I have been aware of it ive used IPFW deny ipopt rr since this can be done over any networks to any fbsd machine using natd. On Fri, 8 Oct 1999, Ruslan Ermilov wrote: > On Fri, Oct 08, 1999 at 12:14:27AM -0400, Edirol wrote: > > Hi, > > > > I'm running natd on a 3.3R system with the following command line > > options -s -m -u > > > > When I ping -R my box from another computer, after a while the system > > reboots itself. > > > Reboots or panics? > > -- > Ruslan Ermilov Sysadmin and DBA of the > ru@ucb.crimea.ua United Commercial Bank, > ru@FreeBSD.org FreeBSD committer, > +380.652.247.647 Simferopol, Ukraine > > http://www.FreeBSD.org The Power To Serve > http://www.oracle.com Enabling The Information Age > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message