dude, http://forums.alliedmods.net/showthread.php?t=135543

On Sat, Oct 23, 2010 at 9:37 PM, goatscaper Goatso <[email protected]>wrote:

> The issue is TSource Engine Query is what Steam uses in order to retrieve
> server data, this isn't unique to my server, your server could be attacked
> in the same way.
>
> Imagine it like 1,000 people rapidly clicking the "refresh" button on the
> server information window.
>
> On Sun, Oct 24, 2010 at 2:23 AM, Michael Krasnow <[email protected]> wrote:
>
> > use something like querycache,
> >
> > On Sat, Oct 23, 2010 at 9:19 PM, goatscaper Goatso <[email protected]
> > >wrote:
> >
> > > Malicious users can continuously spam the TSource Engine Query USP
> packet
> > > to
> > > any given server, causing the server to crash under the pressure.
> > >
> > > I've been subject to this spam and I believe Valve should do something
> in
> > > order to prevent this packet from being spammed. If I block the packet
> > then
> > > legitimate users cannot see my game, if I let it go, my game is
> > unplayable.
> > > _______________________________________________
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> > >
> >
> >
> >
> > --
> > Michael Krasnow
> > http://mnkras.com
> > [email protected]
> > _______________________________________________
> > To unsubscribe, edit your list preferences, or view the list archives,
> > please visit:
> > http://list.valvesoftware.com/mailman/listinfo/hlds
> >
> _______________________________________________
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-- 
Michael Krasnow
http://mnkras.com
[email protected]
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