This month Microsoft have released seven (7) security bulletins of which four (4) have a maximum rating of Critical, and three (3) have a maximum rating of Important.
We’re releasing 7 bulletins, four Critical-class and three Important-class, addressing 20 vulnerabilities in Microsoft Windows, Office, Internet Explorer, Server Tools, and Silverlight. For those who need to prioritize deployment, we recommend focusing on MS13-021, MS13-022 and MS13-027 first. [1]
| Bulletin | KB number | Description | Severity | Impact | Software |
|---|---|---|---|---|---|
| MS13-021 | 2809289 | Cumulative Security Update for Internet Explorer | Remote Code Execution | Critical | Microsoft Windows, Internet Explorer |
| MS13-022 | 2814124 | Vulnerability in Silverlight Could Allow Remote Code Execution | Remote Code Execution | Critical | Microsoft Silverlight |
| MS13-023 | 2801261 | Vulnerability in Microsoft Visio Viewer 2010 Could Allow Remote Code Execution | Remote Code Execution | Critical | Microsoft Office |
| MS13-024 | 2780176 | Vulnerabilities in SharePoint Could Allow Elevation of Privilege | Elevation of Privilege | Critical | Microsoft Office, Microsoft Server Software |
| MS13-025 | 2816264 | Vulnerability in Microsoft OneNote Could Allow Information Disclosure | Information Disclosure | Important | Microsoft Office |
| MS13-026 | 2813682 | Vulnerability in Office Outlook for Mac Could Allow Information Disclosure | Information Disclosure | Important | Microsoft Office |
| MS13-027 | 2807986 | Vulnerabilities in Kernel-Mode Drivers Could Allow Elevation Of Privilege | Elevation of Privilege | Important | Microsoft Windows |
PATCH NOW:
* MS13-021
* MS13-022
* MS13-027
[1.] Evolving Response and the March 2013 Bulletin Release (2013-Mar-12) [MS: MSRC]
[2.] Microsoft March 2013 Black Tuesday Overview (2013-Mar-12) [SANS]
[3.] Microsoft Security Bulletin Summary for March 2013 (2013-Mar-12) [MS]
[4.] Microsoft security updates for March 2013 (2013-Mar-12) [MS]


