mailing list archives
RE: Microsoft DNS resolver: deliberately sabotaged hosts-file lookup
From: Mario Contestabile <marioc () computer org>
Date: Wed, 19 Apr 2006 11:56:53 -0400
Fyi, Any NT app can bypass the local hosts file using DnsQuery(...,...,
marioc () computer org
From: Joachim Schipper [mailto:j.schipper () math uu nl]
Sent: April 13, 2006 8:13 PM
To: full-disclosure () lists grok org uk; bugtraq () securityfocus com
Subject: Re: [Full-disclosure] Microsoft DNS resolver: deliberately
sabotaged hosts-file lookup
On Thu, Apr 13, 2006 at 06:29:15PM +0100, Dave Korn wrote:
Hey, guess what I just found out: Microsoft have deliberately
sabotaged their DNS client's hosts table lookup functionality.
(...) I'd try to block (Windows Media Player) it in my hosts file.
Microsoft DNS client special-cases 'go.microsoft.com' and refuses to
look it up in the hosts file.
I'm running fully up-to-date Windows XP SP2. I don't have any pfw
software that could conceivably be interfering, and the windows
firewall is running with more-or-less the default settings (I've only
added a couple of exceptions, no other changes). I don't think this is a
Full-Disclosure - We believe in it.
Hosted and sponsored by Secunia - http://secunia.com/