For you Infoblox customers out there, NIOS has now been patched to address the DDoS vulnerability. Here’s our response to CERT:
Infoblox has incorporated the ISC patches to our version of BIND related to CERT VU#725188 (CVE-2009-0696) denial of service vulnerability.
The following Infoblox NIOS releases include the patch as of 7/28/2009:
4.2r5-5
4.3r2-9
4.3r4-4
4.3r5-1
These patches are available on the Infoblox Support Site at http://www.infoblox.com/support/.