Posted by Keith Smith on November 12, 2009 at 22:03:41:
Won't go into details. You can search it. For SMB-based bugs, ports 135 thru 139 plus 445 should be blocked to prevent outside SMB traffic from entering your network. Affects 7 and 2008 R2. Internal?? I read a lot.
Each file can be a maximum of 1MB in length Uploaded files will be purged from the server on a regular basis.
http://www.pcworld.com/businesscenter/article/182093/protect_your_pcs_from_windows_7s_zeroday_exploit.html