The article also documents recommended solutions for these issues.The following software have been tested to determine which versions or editions are affected.Customers using these operating systems, including those who have already successfully installed the update originally offered on March 13, 2012, should install the reoffered update. Refer to the reference tables in the Security Update Deployment section for the location of the file information details.Is Windows Developer Preview affected by any of the vulnerabilities addressed in this bulletin? The KB2621440 update is available for the Windows Developer Preview release. Although systems that do not have RDP enabled are not at risk from the vulnerabilities, customers who have not enabled RDP will still be offered this update in order to help ensure the protection of their systems. Customers should apply all updates offered for the version of Microsoft Windows installed on their systems.
To determine the support life cycle for your software version or edition, visit Microsoft Support Lifecycle.
Customers who have not enabled automatic updating need to check for updates and install this update manually.
For information about specific configuration options in automatic updating, see Microsoft Knowledge Base Article 294871.
This security update is rated Critical for all supported releases of Microsoft Windows.
For more information, see the subsection, Affected and Non-Affected Software, in this section.