Microsoft Security Advisory (956187)
Increased Threat for DNS Spoofing Vulnerability
Microsoft released Microsoft Security Bulletin MS08-037 on July 8, 2008, offering security updates to protect customers against Windows Domain Name System (DNS) spoofing attacks. Microsoft released this update in coordination with other DNS vendors who were also similarly impacted. Since the coordinated release of these updates, the threat to DNS systems has increased due to a greater public understanding of the attacks, as well as detailed exploit code being published on the Internet.
Microsoft is not currently aware of active attacks utilizing this exploit code or of customer impact at this time. However, attacks are likely imminent due to the publicly posted proof of concept and Microsoft is actively monitoring this situation to keep customers informed and to provide customer guidance as necessary.
Microsoft’s investigation of this exploit code has verified that it does not affect Microsoft customers who have installed the updates detailed in Microsoft Security Bulletin MS08-037. Microsoft continues to recommend that customers apply the updates to the affected products by enabling the Automatic Updates feature in Windows.
Microsoft has identified known issues with the updates offered in Microsoft Security Bulletin MS08-037. For more information about known installation issues, see Frequently Asked Questions (FAQ) Related to This Security Update in Microsoft Security Bulletin MS08-037, and Known issues with this security update in Microsoft Knowledge Base Article 953230.
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The information provided in this advisory is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
- July 25, 2008: Advisory published.