-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 National Cyber Alert System Technical Cyber Security Alert TA12-045A Microsoft Updates for Multiple Vulnerabilities Original release date: February 14, 2012 Last revised: -- Source: US-CERT Systems Affected * Microsoft Windows * Microsoft Internet Explorer * Microsoft .NET Framework * Microsoft Silverlight * Microsoft Office * Microsoft Server Software Overview There are multiple vulnerabilities in Microsoft Windows, Internet Explorer, Microsoft .NET Framework, Silverlight, Office, and Microsoft Server Software. Microsoft has released updates to address these vulnerabilities. I. Description The Microsoft Security Bulletin Summary for February 2012 describes multiple vulnerabilities in Microsoft Windows. Microsoft has released updates to address the vulnerabilities. II. Impact A remote, unauthenticated attacker could execute arbitrary code, cause a denial of service, or gain unauthorized access to your files or system. III. Solution Apply updates Microsoft has provided updates for these vulnerabilities in the Microsoft Security Bulletin Summary for February 2012, which describes any known issues related to the updates. Administrators are encouraged to note these issues and test for any potentially adverse effects. In addition, administrators should consider using an automated update distribution system such as Windows Server Update Services (WSUS). Home users are encouraged to enable automatic updates. IV. References * Microsoft Security Bulletin Summary for February 2012 - * Microsoft Windows Server Update Services - * Microsoft Update - * Microsoft Update Overview - * Turn Automatic Updating On or Off - ____________________________________________________________________ The most recent version of this document can be found at: ____________________________________________________________________ Feedback can be directed to US-CERT Technical Staff. Please send email to with "TA12-045A Feedback VU#752838" in the subject. ____________________________________________________________________ For instructions on subscribing to or unsubscribing from this mailing list, visit . ____________________________________________________________________ Produced 2012 by US-CERT, a government organization. Terms of use: ____________________________________________________________________ Revision History February 14, 2012: Initial release -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) iQEVAwUBTzqp2T/GkGVXE7GMAQKh6wgAg9gjZ3sCu3eepRZEyFy4PkGhC4A1jzgw 2soH7tPOimgpzlLVbkJ7/RQYylCYixzEa9PbL9v/RzXh/TVVeXrPU97SqmLOAXr7 gtgcapZBGSHBmqYF5BWRnXVRVOQv+JpmdA5AJHO89qQl4okr9VVTCTnQkrAFyzfP 40uf/Nr0DrTRI9dmEjsLTzvOhh0G2HKnBmbpybGaOqoQao67ih/HEOkp6bsCUBwK joX4C3nK9EdMPNK8YAzrHNbM0ANR5DfieGXBsCwNi6/3zZvGB+PKhAu6bikbQrXW iRpyS3IirvDB59KNlmQp3jdaodNHSLOg5JuF7kOdQ1m8qa+DjwSvJQ== =E3Fg -----END PGP SIGNATURE-----