Protect Your Router

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DelJo63

this could just as easily be placed in the Security forum, but I elected this as
the primary symptom will be a connectivity issue and there are many posts
which get resolved by the proper reconfig of the primary DNS.


January 15, 2008 (IDG News Service) -- Security researchers have released code
showing how a pair of widely used technologies could be misused to take
control of a victim's Web browsing experience.

By tricking a victim into viewing a malicious Flash file, an attacker could use UPnP to
change the primary DNS (Domain Name System) server used by the router to
find other computers on the Internet.

"The most malicious of all malicious things is to change the primary DNS server," the
researchers wrote. "That will effectively turn the router and the network it controls
into a zombie which the attacker can take advantage of whenever they feel like it."

Because so many routers support UPnP, the
researchers believe that "99% of home routers are vulnerable to this attack."

Users could avoid this attack by turning UPnP off on their routers, ...


see the article for details
 
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