Revision Note: V2.0 (October 29, 2014): Revised advisory to announce the deprecation of SSL 3.0, to clarify the workaround instructions for disabling SSL 3.0 on Windows servers and on Windows clients, and to announce the availability of a Microsoft Fix it solution for Internet Explorer. For more information see Knowledge Base Article 3009008.
Summary: Microsoft is aware of detailed information that has been published describing a new method to exploit a vulnerability in SSL 3.0. This is an industry-wide vulnerability affecting the SSL 3.0 protocol itself and is not specific to the Windows operating system. All supported versions of Microsoft Windows implement this protocol and are affected by this vulnerability. Microsoft is not aware of attacks that try to use the reported vulnerability at this time. Considering the attack scenario, this vulnerability is not considered high risk to customers.