Patch your DNS Servers now… Seriously!
If you’re a Network Administrator that is in charge of your infrastructures DNS servers, whether they are running Windows or a *nix variant. If you have not heard about the DNS vulnerability and exploits that followed you’ve been hiding under a digital rock.
Dan Kaminsky (www.doxpara.com) found a DNS vulnerability that can have serious implications if your production servers if they get compromised. If you would like to read the details Dan posted them in this blog post http://www.doxpara.com/?p=1185 next week he will be doing a presentation at Blackhat / Defcon and explaining more of the details that he decided to withhold from the public until then.
Make sure you start patching now, there are already exploits in the wild and they have been ported to metasploit. Go ahead and stay late but most importantly get those DNS servers patched.
If you’re primarily a Microsoft admin then you should check out this security bulletin MS08-037.