Dailydave mailing list archives

Re: How is this WPAD redirect even a "hack"?


From: "Ronald L. Rosson Jr." <ron () oneinsane net>
Date: Tue, 27 Mar 2007 12:06:50 -0500


On Mar 27, 2007, at 12:42 AM, George Ou wrote:

http://securitywatch.eweek.com/ 
microsoft_warns_of_windows_network_hack.html

How is this even a "hack"?  If someone pwned your DNS, WINS, or DHCP
(rogue), they freaking own the entire layer 2 and they own your  
whole world.
WPAD proxy hijack is the last of your worries.  Am I missing  
something here?

The following statement is very surprising and questionable.

"An attacker could register a WPAD entry in the DNS (Domain Name  
System) or
in WINS (Windows Internet Naming Service) that resolves to a host  
with a
malicious WPAD.dat file."


This coupled with dnsfun.c (http://packetstormsecurity.org/filedesc/ 
dnsfun.c.html) could cause some issues. But other than that if best  
practices are followed it is a non issue.

-Ron

-- 
Ron Rosson
ron () oneinsane net
http://www.oneinsane.net
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