It comes as no surprise that the exploitation of the MS DNS issue is out and around. According to Symantec, this particular worm executes several vulenrability checks (much like a security scanner) and exploits those that are vulnerable. In short, the process is completely automated and will drop codes inside your computer leaving it open for remote code execution.
It’s odd as to why Symantec categorizes this threat as Low (for now). I would think its pretty high as the fixes for MS DNS is still in the bakery. So, please ensure your AV and Windows is constantly updated. As for the DNS issue, please apply the workaround as seen in my previous posts.
Excerpt from this article:
The worm scans network for computers vulnerable to the following vulnerabilities and exploits them: