I've been getting people sending me announcements and asking me if our servers are secure or at risk! The bottom line is we've known about the security issues of running both authoritative and caching servers on the same server using Bind for years! We separated ours in July of 2004 for both speed and security.
This exploit was announced by CERT on July 8th 2008
Welcome to config.com Internet ecommerce & SEO services!
Welcome to config.com International E-Commerce SEO Internet services
The management having commercial on-line experience since 1988,
established the domain config.com in January of 1994 to develop,
promote, and serve commercial and consumer Internet services! Over the
past decades, we've also been able to help both profit and 501 C3
non-profits with reliable state of the art web hosting services,
Electronic Marketing (now called Search Engine Optimization or SEO) and
in 1999 became an Internet Service Provider (ISP) to serve our local
North East Ohio communities which three fourths in our own communities
were long distance to the large Internet access companies. In 2004,
config.com became a National ISP with an International small to medium
business commercial client base for E-commerce and we're still looking
forward....