Microsoft Security Bulletin MS16-130 - Critical
Security Update for Microsoft Windows (3199172)
Published: November 8, 2016 | Updated: December 13, 2016
Version: 2.0
Executive Summary
This security update resolves vulnerabilities in Microsoft Windows. The most severe of the vulnerabilities could allow remote code execution if a locally authenticated attacker runs a specially crafted application.
This security update is rated Critical for all supported releases of Microsoft Windows. For more information, see the Affected Software and Vulnerability Severity Ratings section.
The security update addresses the vulnerabilities by:
- Correcting how the Windows Input Method Editor (IME) loads DLLs.
- Requiring hardened UNC paths be used in scheduled tasks.
For more information about the vulnerabilities, see the Vulnerability Information section.
For more information about this update, see Microsoft Knowledge Base Article 3199172.
Affected Software and Vulnerability Severity Ratings
The following software versions or editions are affected. Versions or editions that are not listed are either past their support life cycle or are not affected. To determine the support life cycle for your software version or edition, see Microsoft Support Lifecycle.
The severity ratings indicated for each affected software assume the potential maximum impact of the vulnerability. For information regarding the likelihood, within 30 days of this security bulletin’s release, of the exploitability of the vulnerability in relation to its severity rating and security impact, please see the Exploitability Index in the November bulletin summary.
**Operating System** | [**Windows IME Elevation of Privilege Vulnerability - CVE-2016-7221**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-7221) | [**Task Scheduler Elevation of Privilege Vulnerability - CVE-2016-7222**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-7222) | [**Windows Remote Code Execution Vulnerability - CVE-2016-7212**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-7212) | **Updates Replaced** |
**Windows Vista** | ||||
[Windows Vista Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3193418) (3193418) | **Important** Elevation of Privilege | None | None | [3033889](https://support.microsoft.com/kb/3033889) in [MS15-020](http://go.microsoft.com/fwlink/?linkid=526456) |
[Windows Vista Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3196718) (3196718) | None | None | **Critical** Remote Code Execution | [3184122](https://support.microsoft.com/kb/3184122) in [MS16-116](http://go.microsoft.com/fwlink/?linkid=825725) |
[Windows Vista x64 Edition Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3193418) (3193418) | **Important** Elevation of Privilege | None | None | [3033889](https://support.microsoft.com/kb/3033889) in [MS15-020](http://go.microsoft.com/fwlink/?linkid=526456) |
[Windows Vista x64 Edition Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3196718) (3196718) | None | None | **Critical** Remote Code Execution | [3184122](https://support.microsoft.com/kb/3184122) in [MS16-116](http://go.microsoft.com/fwlink/?linkid=825725) |
**Windows Server 2008** | ||||
[Windows Server 2008 for 32-bit Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3193418) (3193418) | **Important** Elevation of Privilege | None | None | [3033889](https://support.microsoft.com/kb/3033889) in [MS15-020](http://go.microsoft.com/fwlink/?linkid=526456) |
[Windows Server 2008 for 32-bit Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3196718) (3196718) | None | None | **Critical** Remote Code Execution | [3184122](https://support.microsoft.com/kb/3184122) in [MS16-116](http://go.microsoft.com/fwlink/?linkid=825725) |
[Windows Server 2008 for x64-based Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3193418) (3193418) | **Important** Elevation of Privilege | None | None | [3033889](https://support.microsoft.com/kb/3033889) in [MS15-020](http://go.microsoft.com/fwlink/?linkid=526456) |
[Windows Server 2008 for x64-based Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3196718) (3196718) | None | None | **Critical** Remote Code Execution | [3184122](https://support.microsoft.com/kb/3184122) in [MS16-116](http://go.microsoft.com/fwlink/?linkid=825725) |
[Windows Server 2008 for Itanium-based Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3193418) (3193418) | **Important** Elevation of Privilege | None | None | [3033889](https://support.microsoft.com/kb/3033889) in [MS15-020](http://go.microsoft.com/fwlink/?linkid=526456) |
[Windows Server 2008 for Itanium-based Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3196718) (3196718) | None | None | **Critical** Remote Code Execution | [3184122](https://support.microsoft.com/kb/3184122) in [MS16-116](http://go.microsoft.com/fwlink/?linkid=825725) |
**Windows 7** | ||||
[Windows 7 for 32-bit Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197867) (3197867) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows 7 for 32-bit Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197868) (3197868) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185330](https://support.microsoft.com/kb/3185330) |
[Windows 7 for x64-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197867) (3197867) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows 7 for x64-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197868) (3197868) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185330](https://support.microsoft.com/kb/3185330) |
**Windows Server 2008 R2** | ||||
[Windows Server 2008 R2 for x64-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197867) (3197867) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows Server 2008 R2 for x64-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197868) (3197868) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185330](https://support.microsoft.com/kb/3185330) |
[Windows Server 2008 R2 for Itanium-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197867) (3197867) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows Server 2008 R2 for Itanium-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197868) (3197868) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185330](https://support.microsoft.com/kb/3185330) |
**Windows 8.1** | ||||
[Windows 8.1 for 32-bit Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197873) (3197873) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows 8.1 for 32-bit Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197874) (3197874) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185331](https://support.microsoft.com/kb/3185331) |
[Windows 8.1 for x64-based Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197873) (3197873) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows 8.1 for x64-based Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197874) (3197874) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185331](https://support.microsoft.com/kb/3185331) |
**Windows Server 2012 and Windows Server 2012 R2** | ||||
[Windows Server 2012](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197876) (3197876) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows Server 2012](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197877) (3197877) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185332](https://support.microsoft.com/kb/3185332) |
[Windows Server 2012 R2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197873) (3197873) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows Server 2012 R2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197874) (3197874) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185331](https://support.microsoft.com/kb/3185331) |
**Windows RT 8.1** | ||||
Windows RT 8.1[1] (3197874) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185331](https://support.microsoft.com/en-us/kb/3185331) |
**Windows 10** | ||||
[Windows 10 for 32-bit Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3198585)[2] (3198585) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3192440](https://support.microsoft.com/en-us/kb/3192440) |
[Windows 10 for x64-based Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3198585)[2] (3198585) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3192440](https://support.microsoft.com/en-us/kb/3192440) |
[Windows 10 Version 1511 for 32-bit Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3198586)[2] (3198586) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3192441](https://support.microsoft.com/en-us/kb/3192441) |
[Windows 10 Version 1511 for x64-based Systems](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3198586)[2] (3198586) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3192441](https://support.microsoft.com/en-us/kb/3192441) |
[Windows 10 Version 1607 for 32-bit Systems](https://support.microsoft.com/kb/3194798)[2] (3200970) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3194798](https://support.microsoft.com/en-us/kb/3194798) |
[Windows 10 Version 1607 for x64-based Systems](https://support.microsoft.com/kb/3200970) [2] (3200970) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3194798](https://support.microsoft.com/en-us/kb/3194798) |
**Windows Server 2016** | ||||
[Windows Server 2016 for x64-based Systems](https://support.microsoft.com/kb/3200970)[2] (3200970) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3194798](https://support.microsoft.com/en-us/kb/3194798) |
**Server Core installation option** | ||||
[Windows Server 2008 for 32-bit Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3190847) (Server Core installation) (3193418) | **Important** Elevation of Privilege | None | None | [3033889](https://support.microsoft.com/kb/3033889) in [MS15-020](http://go.microsoft.com/fwlink/?linkid=526456) |
[Windows Server 2008 for 32-bit Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3196718) (Server Core installation) (3196718) | None | None | **Critical** Remote Code Execution | [3184122](https://support.microsoft.com/kb/3184122) in [MS16-116](http://go.microsoft.com/fwlink/?linkid=825725) |
[Windows Server 2008 for x64-based Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3190847) (Server Core installation) (3193418) | **Important** Elevation of Privilege | None | None | [3033889](https://support.microsoft.com/kb/3033889) in [MS15-020](http://go.microsoft.com/fwlink/?linkid=526456) |
[Windows Server 2008 for x64-based Systems Service Pack 2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3196718) (Server Core installation) (3196718) | None | None | **Critical** Remote Code Execution | [3184122](https://support.microsoft.com/kb/3184122) in [MS16-116](http://go.microsoft.com/fwlink/?linkid=825725) |
[Windows Server 2008 R2 for x64-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197867) (Server Core installation) (3197867) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows Server 2008 R2 for x64-based Systems Service Pack 1](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197868) (Server Core installation) (3197868) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185330](https://support.microsoft.com/kb/3185330) |
[Windows Server 2012](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197876) (Server Core installation) (3197876) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows Server 2012](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197877) (Server Core installation) (3197877) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185332](https://support.microsoft.com/kb/3185332) |
[Windows Server 2012 R2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197873) (Server Core installation) (3197873) Security Only[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | None |
[Windows Server 2012 R2](http://catalog.update.microsoft.com/v7/site/search.aspx?q=kb3197874) (Server Core installation) (3197874) Monthly Rollup[3] | **Important** Elevation of Privilege | None | **Critical** Remote Code Execution | [3185331](https://support.microsoft.com/kb/3185331) |
[Windows Server 2016 for x64-based Systems](https://support.microsoft.com/kb/3200970)[2](Server Core installation) (3200970) | **Important** Elevation of Privilege | **Important** Elevation of Privilege | **Critical** Remote Code Execution | [3194798](https://support.microsoft.com/en-us/kb/3194798) |
[2]Windows 10 updates are cumulative. The monthly security release includes all security fixes for vulnerabilities that affect Windows 10, in addition to non-security updates. The updates are available via the Microsoft Update Catalog.
[3]Beginning with the October 2016 release, Microsoft is changing the update servicing model for Windows 7, Windows Server 2008 R2, Windows 8.1, Windows Server 2012, and Windows Server 2012 R2. For more information, please see this Microsoft TechNet article.
*The Updates Replaced column shows only the latest update in any chain of superseded updates. For a comprehensive list of updates replaced, go to the Microsoft Update Catalog, search for the update KB number, and then view update details (updates replaced information is provided on the Package Details tab).
Note A vulnerability discussed in this bulletin affects Windows Server 2016 Technical Preview 5. To be protected from the vulnerability, Microsoft recommends that customers running this operating system apply the current update, which is available from Windows Update.
Vulnerability Information
Windows IME Elevation of Privilege Vulnerability - CVE-2016-7221
An elevation of privilege vulnerability exists in Windows when Windows Input Method Editor (IME) improperly handles DLL loading. There is no impact without IME present.
To exploit this vulnerability, a locally authenticated attacker could run a specially crafted application.
The update addresses this vulnerability by correcting how the Windows Input Method Editor (IME) loads DLLs.
The following table contains links to the standard entry for each vulnerability in the Common Vulnerabilities and Exposures list:
Vulnerability title | CVE number | Publicly disclosed | Exploited |
Windows IME Elevation of Privilege Vulnerability | CVE-2016-7221 | No | No |
Vulnerability title | CVE number | Publicly disclosed | Exploited |
Task Scheduler Elevation of Privilege Vulnerability | CVE-2016-7222 | No | No |
Vulnerability title | CVE number | Publicly disclosed | Exploited |
Windows Remote Code Execution Vulnerability | CVE-2016-7212 | No | No |