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Re: [luca.ercoli@inwind.it: DoS against mysqld]

daemon@ATHENA.MIT.EDU (bda)
Fri Aug 23 13:05:26 2002

Date: Fri, 23 Aug 2002 12:14:18 -0400
From: bda <bda@mirrorshades.net>
To: Simone Piunno <pioppo@ferrara.linux.it>
Message-ID: <20020823161418.GA6129@mirrorshades.net>
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In-Reply-To: <20020823161057.GB20205@pioppo.wired>

On Fri, Aug 23, 2002 at 06:10:57PM +0200, Simone Piunno wrote:

> luca.ercoli@inwind.it wrote:
> 
> Sorry but this is not a DoS against mysqld, 
> this is a DoS against yourself!
> 
> Only connections coming from the offending IP address are blocked,
> and I can't see anything wrong in this.

If you're running a shell service of any sort, it's possible that a
local user could "DoS" the MySQL server, and interrupt service for
everyone else.

Of course, that user would then be removed, but it's still a hassle. :-)

However, I agree that blocking the address is the correct behavior. Does
MySQL have a configuration option with which to extempt specific hosts
from being ignored?
-- 
bda
...
she.never.really.belonged.to.me
http://mirrorshades.org

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