Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 17 Oct 2002 12:35:12 -0700 (PDT)
From:      Mike Hoskins <mike@adept.org>
To:        David Schultz <dschultz@uclink.Berkeley.EDU>
Cc:        freebsd-security@FreeBSD.ORG
Subject:   Re: CERT VU#539363
Message-ID:  <20021017122854.G6449-100000@fubar.adept.org>
In-Reply-To: <20021017115233.GA10789@HAL9000.homeunix.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Thu, 17 Oct 2002, David Schultz wrote:
> I just read the latter advisory you referred to.  It appears to be
> based on the paper by Stephen Gill that it cites, and the author
> of the advisory doesn't seem to realize that the described
> vulnerabilities aren't new or recently discovered.

Yes, they've existed as long as state tables have.

> variants.  That said, I still find the problem of intelligently
> managing firewall state very interesting.

That was my primary reason for bringing this to -security.  (The second
being to see if we had a readied response.)  I knew the issues discussed
were nothing knew, as I think anyone running stateful firewalls has known
for quite some time...  I just wanted to see official opinion about our
implementation.

> [1]  Paxson, V.  Bro: A System for Detecting Network Intruders in
>      Real-Time.  Berkeley, 1999.  ftp://ftp.ee.lbl.gov/papers/bro-CN99.ps.gz

Ahh, the alma matter.  Touche, I'm reading it now.  ;)


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-security" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20021017122854.G6449-100000>