Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 27 May 1999 10:00:38 +0200 (CEST)
From:      Martin Kammerhofer <dada@balu.kfunigraz.ac.at>
To:        security@FreeBSD.ORG
Subject:   Re: TCP connect data logger 
Message-ID:  <Pine.BSF.3.96.990527095231.466B-100000@localhost.kfunigraz.ac.at>
In-Reply-To: <63985.927789886@axl.noc.iafrica.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Thu, 27 May 1999, Sheldon Hearn wrote:

> On Wed, 26 May 1999 14:05:14 +0200, Martin Kammerhofer wrote:
> 
> > Both udp.log_in_vain and tcp.log_in_vain have *no* rate limiting.
> > Enabling them can generate huge amounts of LOG_INFO messages during
> > port scans.
> 
> That's why they're only really useful if syslog writing their output
> away from sensitive filesystems like /var.
> 
> There's a lot of material in the archives of this list regarding
> suitable alternatives (printers, remote syslogd's, dedicated filesystems
> etc.) so there's no need for us to rehash that now. :-)
> 

You are suggesting the choice of redirecting the disk filling service?
This sounds to me like exporting toxic waste to preserve the environment.
There is a need for rate limiting and it should be implemented. It can
be done in a few LOC.

Regards,
  Martin



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?Pine.BSF.3.96.990527095231.466B-100000>