Re: Would a firewall prevent Sasser worm?
From: Lars M. Hansen (badnews_at_hansenonline.net)
Date: 05/04/04
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Date: Tue, 04 May 2004 17:09:38 GMT
On Tue, 4 May 2004 16:29:07 +0000 (UTC), Bill Unruh spoketh
>Lars M. Hansen <badnews@hansenonline.net> writes:
>
>]On Tue, 04 May 2004 08:33:32 GMT, Piotr Makley spoketh
>
>]>If I had a firewall would that prevent the Sasser worm infecting my
>]>PC?
>]>
>]>I mean, if another infected system cannot see my ports because they
>]>are stealthed then presumably Sasser could not infect me?
>
>]Yes, any firewall that blocks incoming port 445 will prevent infection
>]by the Sasser worm.
>
>Why is port 445 open on his system in the first place?
Port 445 is open by default on any W2K or WXP system unless you've
closed it somehow. Despite the fact that we all wish people would have
firewalls or at least a NAT router, we're not quite there yet...
Lars M. Hansen
www.hansenonline.net
Remove "bad" from my e-mail address to contact me.
"If you try to fail, and succeed, which have you done?"
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