Re: Spam, a security risk?
From: Lanwench [MVP - Exchange] (lanwench_at_heybuddy.donotsendme.unsolicitedmail.atyahoo.com)
Date: 07/10/03
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Date: Thu, 10 Jul 2003 17:33:29 -0400
...actually, to add to your response, there is a security risk, but the
messenger spam is merely a useful warning of another larger one - that ports
on the computer are open from the Internet.
.Lionel Fourquaux wrote:
> "Terance Muller" <terancem@surebondinternational.com> a écrit dans le
> message de news:01e801c3471c$858a36f0$a501280a@phx.gbl...
>> Is there any truth to this
>> claim, or is this just their sales pitch to get you to
>> buy a product???
>
> It's true, but it doesn't mean you have to buy anything.
>
> Spammers are (mis)using a built-in Windows service that
> was designed to transmit messages from the administrator
> to users on a computer. It's quite easy to disable this:
> stop the Messenger service (not the Messenger Application:
> there is no connection between these two, except the name.
> I'm speaking of a WinNT service, a special kind of program
> that runs in the background). Of course, you may not want
> to do it if you are actually using this service normally. In this
> case, you should set up a firewall to block incoming connections
> to the Messenger service.
>
> It's one more annoying form of spam, but this one is really
> quite easy to avoid. As far as I know (and, of course, provided
> there is not security bug in the service), there is no real security
> risk in this. (Of course, if spammers can access this service on
> your computer, it's quite likely that one can access several other
> unneeded server programs, possibly with nastier security
> implications in some cases. Shut them down or set up a firewall).
>
> Hope this helps.
>
> -- Lionel Fourquaux
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