Re: DNS spoofing - security problems...
From: Roger Abell (mvpNoSpam_at_asu.edu)
Date: 12/22/04
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Date: Wed, 22 Dec 2004 07:25:24 -0700
Next time around we really need to get info on what is in the cache,
as obviously that is the source of propagation to your clients.
-- Roger "Chris" <chris23@ic-2000.com> wrote in message news:irZxd.14260$8V5.9878@fe10.lga... > This morning on of our DNS servers started responding to all requests with > the same IP address. The only exceptions were sites that the server was > authoritative for. I fixed it by clearing the cache, but I have to wonder > how this is happening. This server runs Windows 2000 dns and has the > "secure cache against pollution" option set (and I confirmed it in the > registry). > > I contacted Microsoft and they had no idea what might be happening. They > thought that one of the root servers may have been compromised. I find this > hard to believe however. I found this link on the web: > http://www.atsnn.com/story/105049.html which describes a similar situation. > It appears that this has occured to others over the last few weeks, and any > root server problems probably would have been dealt with. > > Has anyone seen this before. It seems like a vulnerability that has not yet > been addressed. However, maybe its just a vulnerability in DNS in general. > Any thoughts? > >
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