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Age in Days
CVSS Score
Patch within next
Risk Level



30 Days



This vulnerability is 4 years 10 months and 16 days old there are exploits publicly available for it. The vulnerability itself is over a year old, and with there being exploits publicly available it is highly advisable that this vulnerability is patched immediately.



The DNS server running on the remote host has multiple vulnerabilities.


Vulnerability Description

According to its self-reported version number, the Microsoft DNS Server running on the remote host has the following vulnerabilities:

A memory corruption vulnerability exists that can be triggered by an attacker sending a specially crafted NAPTR query. This could result in arbitrary code execution. (CVE-2011-1966)

A denial of service vulnerability exists related to the improper handling of uninitialized memory. This may result in the DNS service becoming unresponsive.



Microsoft has released a set of patches for Windows 2003, 2008, and 2008 R2.


Further Information


CVE References

CVE-2011-1966 NIST | MITRE | CVEDetails
CVE-2011-1970 NIST | MITRE | CVEDetails


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Should you have any questions regarding this or any security matter, please do not hesitate to get in touch by emailing the Hedgehog Cyber Operations Team.

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