JPCERT-AT-2015-0006 JPCERT/CC 2015-02-12 <<< JPCERT/CC Alert 2015-02-12 >>> Microsoft Security Bulletin for February 2015 (including 3 critical patches) https://www.jpcert.or.jp/english/at/2015/at150006.html I. Overview Microsoft has released its security bulletin for February, 2015. This bulletin contains three (3) updates that is rated as "critical". Remote attackers leveraging these vulnerabilities may be able to execute arbitrary code. Details on the vulnerabilities can be found at the following URL: Microsoft Security Bulletin Summary for February 2015 https://technet.microsoft.com/en-us/library/security/ms15-feb [Security update rated as "critical"] MS15-009 Security Update for Internet Explorer (3034682) https://technet.microsoft.com/en-us/library/security/ms15-009 MS15-010 Vulnerabilities in Windows Kernel-Mode Driver Could Allow Remote Code Execution (3036220) https://technet.microsoft.com/en-us/library/security/ms15-010 MS15-011 Vulnerability in Group Policy Could Allow Remote Code Execution (3000483) https://technet.microsoft.com/en-us/library/security/ms15-011 For MS15-011, in addition to the application of security updates, additional configuration by the system administrator is required. For more information, please refer to the following Knowledge Base. Microsoft Knowledge Base Article 3000483 MS15-011: Vulnerability in Group Policy could allow remote code execution https://support.microsoft.com/kb/3000483/ Also, according to Microsoft, attacks leveraging MS15-009 (critical) have been observed in the wild. II. Solution Please apply the security update programs through Microsoft Update, Windows Update, etc. as soon as possible. Microsoft Update http://www.update.microsoft.com/ Windows Update http://windowsupdate.microsoft.com/ * With the April 2014 update, Microsoft has ended the support for Windows XP and Office 2003. Concerns on security risk will rise henceforth, and therefore please consider updating to a newer OS and software. III. References Microsoft Microsoft Security Bulletin Summary for February 2015 https://technet.microsoft.com/en-us/library/security/ms15-feb Microsoft Microsoft Security Information for February 2015 (Monthly) - MS15-009 - MS15-017 (Japanese) http://blogs.technet.com/b/jpsecurity/archive/2015/02/11/201502-security-bulletin.aspx If you have any information regarding this alert, please contact JPCERT/CC. ====================================================================== JPCERT Coordination Center (JPCERT/CC) MAIL: info@jpcert.or.jp TEL: +81-3-3518-4600 FAX: +81-3-3518-4602 https://www.jpcert.or.jp/english/