Microsoft Security Bulletin MS16-099 - Critical
Security Update for Microsoft Office (3177451)
Published: August 9, 2016 | Updated: August 22, 2016
Version: 2.0
Executive Summary
This security update resolves vulnerabilities in Microsoft Office. The most severe of the vulnerabilities could allow remote code execution if a user opens a specially crafted Microsoft Office file. An attacker who successfully exploited the vulnerabilities could run arbitrary code in the context of the current user. Customers whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights.
For more information, see the Affected Software and Vulnerability Severity Ratings section.
The security update addresses the vulnerabilities by correcting how affected versions of Office and Office components handle objects in memory. For more information about the vulnerabilities, see the Vulnerability Information section.
For more information about this update, see Microsoft Knowledge Base Article 3177451.
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 following severity ratings 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 August bulletin summary.
Microsoft Office Software
**Affected Software** | [**Microsoft Office Memory Corruption Vulnerability – CVE-2016-3313**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-3313) | [**Microsoft OneNote Information Disclosure Vulnerability – CVE-2016-3315**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-3315) | [**Microsoft Office Memory Corruption Vulnerability – CVE-2016-3316**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-3316) | [**Microsoft Office Memory Corruption Vulnerability – CVE-2016-3317**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-3317) | [**Graphics Component Memory Corruption Vulnerability – CVE-2016-3318**](http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2016-3318) | **Updates Replaced**\* |
**Microsoft Office 2007** | ||||||
[Microsoft Office 2007 Service Pack 3](https://www.microsoft.com/download/details.aspx?familyid=902acdc8-7120-451f-a7ea-edb9f890e126) (3114442) | Not applicable | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | 3085620 in [MS15-099](http://go.microsoft.com/fwlink/?linkid=623627) |
[Microsoft Office 2007 Service Pack 3](https://www.microsoft.com/download/details.aspx?familyid=906af6d4-1c36-412a-a6ec-eb1386ed4039) (3114893) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3114742 in [MS16-015](http://go.microsoft.com/fwlink/?linkid=722214) |
[Microsoft OneNote 2007 Service Pack 3](https://www.microsoft.com/download/details.aspx?familyid=00c3dd0f-83c0-4c3a-9907-8d21ed96fd01) (3114456) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 2889915 in [MS15-116](http://go.microsoft.com/fwlink/?linkid=690594) |
[Microsoft Word 2007 Service Pack 3](https://www.microsoft.com/download/details.aspx?familyid=af8ed0c8-e9f6-4011-92a7-0cdb2bd202aa) (3115465) | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | Not applicable | 3115311 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
**Microsoft Office 2010** | ||||||
[Microsoft Office 2010 Service Pack 2 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=8c515b96-a3ce-475a-b7c0-c4f3006bad30) (3114400) | Not applicable | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | 3085560 in [MS15-099](http://go.microsoft.com/fwlink/?linkid=623627) |
[Microsoft Office 2010 Service Pack 2 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=31080fd7-5cf2-4f7a-99db-0052a3b74b4d) (3114400) | Not applicable | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | 3085560 in [MS15-099](http://go.microsoft.com/fwlink/?linkid=623627) |
[Microsoft Office 2010 Service Pack 2 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=2199d359-7223-4608-bd29-5218b8c483b5) (3114869) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3114553 in [MS16-004](http://go.microsoft.com/fwlink/?linkid=717999) |
[Microsoft Office 2010 Service Pack 2 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=8682d3c5-9ec5-4e8f-9a7c-3b3deb920bea) (3114869) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3114553 in [MS16-004](http://go.microsoft.com/fwlink/?linkid=717999) |
[Microsoft Office 2010 Service Pack 2 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=7eb4e69c-51d9-4d58-a481-89668b88ae12) (3115468) | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | Not applicable | 3115315 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
[Microsoft Office 2010 Service Pack 2 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=547fa1a5-aae9-47fd-b38a-6fa3731f4ce8) (3115468) | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | Not applicable | 3115315 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
[Microsoft OneNote 2010 Service Pack 2 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=0941fa87-1d93-4265-be17-807b11d01098) (3114885) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 3054978 in [MS15-116](http://go.microsoft.com/fwlink/?linkid=690594) |
[Microsoft OneNote 2010 Service Pack 2 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=ee951b38-0c3b-4a9d-9c3a-a69768b60beb) (3114885) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 3054978 in [MS15-116](http://go.microsoft.com/fwlink/?linkid=690594) |
[Microsoft Word 2010 Service Pack 2 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=31e7a33d-6f89-4e8d-99a7-61b73a6d6c46) (3115471) | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | Not applicable | 3115317 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
[Microsoft Word 2010 Service Pack 2 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=29fbb772-58a8-4e82-beeb-874b5e671799) (3115471) | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | Not applicable | 3115317 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
**Microsoft Office 2013** | ||||||
[Microsoft Office 2013 Service Pack 1 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=b7db5943-c2aa-4d62-a8ae-08d5d90035d9) (3114340) | Not applicable | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | 3085572 in [MS15-099](http://go.microsoft.com/fwlink/?linkid=623627) |
[Microsoft Office 2013 Service Pack 1 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=fd976312-c7b7-4669-9729-aac6e2dbf2c3) (3114340) | Not applicable | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | 3085572 in [MS15-099](http://go.microsoft.com/fwlink/?linkid=623627) |
[Microsoft Office 2013 Service Pack 1 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=9d2a0d25-dcfd-4d22-8309-38ff598fe2a3) (3115427) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3115016 in [MS16-054](http://go.microsoft.com/fwlink/?linkid=785875) |
[Microsoft Office 2013 Service Pack 1 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=3eceec85-93a0-4a11-beba-af2d0afa44ac) (3115427) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3115016 in [MS16-054](http://go.microsoft.com/fwlink/?linkid=785875) |
[Microsoft OneNote 2013 Service Pack 1 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=aeb870c5-ca75-4bc6-bbce-954a988e7fd7) (3115256) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 3101371 in [MS15-116](http://go.microsoft.com/fwlink/?linkid=690594) |
[Microsoft OneNote 2013 Service Pack 1 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=387a83bc-150b-407a-87ba-007784708f7c) (3115256) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 3101371 in [MS15-116](http://go.microsoft.com/fwlink/?linkid=690594) |
[Microsoft Word 2013 Service Pack 1 (32-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=0cee8257-5079-44d0-9923-dbc8a394557d) (3115449) | Not applicable | Not applicable | **Critical** Remote Code Execution | Not applicable | Not applicable | 3115292 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
[Microsoft Word 2013 Service Pack 1 (64-bit editions)](https://www.microsoft.com/download/details.aspx?familyid=d59f1cb6-d861-4ae7-98a4-0666ec3964a8) (3115449) | Not applicable | Not applicable | **Critical** Remote Code Execution | Not applicable | Not applicable | 3115292 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
**Microsoft Office 2013 RT** | ||||||
Microsoft Office 2013 RT Service Pack 1[1] (3114340) | Not applicable | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | 3085572 in [MS15-099](http://go.microsoft.com/fwlink/?linkid=623627) |
Microsoft Office 2013 RT Service Pack 1[1] (3115427) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3115016 in [MS16-054](http://go.microsoft.com/fwlink/?linkid=785875) |
Microsoft OneNote 2013 RT Service Pack 1[1] (3115256) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 3101371 in [MS15-116](http://go.microsoft.com/fwlink/?linkid=690594) |
Microsoft Word 2013 RT Service Pack 1[1](3115449) | Not applicable | Not applicable | **Critical** Remote Code Execution | Not applicable | Not applicable | 3115292 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
**Microsoft Office 2016** | ||||||
[Microsoft Office 2016 (32-bit edition)](https://www.microsoft.com/download/details.aspx?familyid=fc7d2d64-3bb9-417f-a54b-5f83545cab7d) (3115415) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3115144 in [MS16-070](http://go.microsoft.com/fwlink/?linkid=798377) |
[Microsoft Office 2016 (64-bit edition)](https://www.microsoft.com/download/details.aspx?familyid=edd3703e-a0b7-40d5-bc58-a661e5174639) (3115415) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3115144 in [MS16-070](http://go.microsoft.com/fwlink/?linkid=798377) |
[Microsoft OneNote 2016 (32-bit edition)](https://www.microsoft.com/download/details.aspx?familyid=b5d46ac7-7448-499b-899e-fd9a7107869c) (3115419) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 3114862 in [MS16-070](http://go.microsoft.com/fwlink/?linkid=798377) |
[Microsoft OneNote 2016 (64-bit edition)](https://www.microsoft.com/download/details.aspx?familyid=93533fc8-25f5-455f-82da-ce9ebbf55ae2) (3115419) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | 3114862 in [MS16-070](http://go.microsoft.com/fwlink/?linkid=798377) |
[Microsoft Word 2016 (32-bit edition)](https://www.microsoft.com/download/details.aspx?familyid=f51218fb-a6a5-4204-882e-5457a993104c) (3115439) | Not applicable | Not applicable | **Critical** Remote Code Execution | Not applicable | Not applicable | 3115301 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
[Microsoft Word 2016 (64-bit edition)](https://www.microsoft.com/download/details.aspx?familyid=5a18ed37-1697-415b-8ff4-7cc1fa435323) (3115439) | Not applicable | Not applicable | **Critical** Remote Code Execution | Not applicable | Not applicable | 3115301 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
**Microsoft Office for Mac 2011** | ||||||
[Microsoft Word for Mac 2011](https://www.microsoft.com/downloads/details.aspx?familyid=465a2dca-d446-47a0-a3b6-ccaad921cb73) (3179162) | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | Not applicable | 3170463 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
**Microsoft Office 2016 for Mac** | ||||||
[Microsoft OneNote 2016 for Mac](http://go.microsoft.com/fwlink/?linkid=821976) (3179163) | Not applicable | **Important** Information Disclosure | Not applicable | Not applicable | Not applicable | None |
[Microsoft Word 2016 for Mac](http://go.microsoft.com/fwlink/?linkid=821976) (3179163) | **Important** Remote Code Execution | Not applicable | **Important** Remote Code Execution | **Important** Remote Code Execution | Not applicable | 3170460 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
**Other Office Software** | ||||||
[Microsoft Word Viewer](https://www.microsoft.com/download/details.aspx?familyid=c1b3b442-ae5a-457a-8071-c8b5c5de7300) (3115479) | **Important** Remote Code Execution | Not applicable | Not applicable | Not applicable | Not applicable | 3115395 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
[Microsoft Word Viewer](https://www.microsoft.com/download/details.aspx?familyid=cd87f679-d48b-43c3-8633-3000be6d2ed6) (3115480) | Not applicable | Not applicable | Not applicable | **Important** Remote Code Execution | Not applicable | 3115393 in [MS16-088](http://go.microsoft.com/fwlink/?linkid=808151) |
*The Updates Replaced column shows only the latest update in a chain of superseded updates. For a comprehensive list of updates replaced, go to the Microsoft Update Catalog, search for the update number, and then view update details (updates replaced information is on the Package Details tab).
Update FAQ
Does this release contain any additional security-related changes to functionality?
Yes. In addition to the security updates that address the vulnerabilities described in this bulletin, Microsoft is releasing the following updates to add a security feature enhancement that provides additional information to users when Outlook makes a network connection through a proxy server.
Affected Software |
Microsoft Outlook 2007 Service Pack 3 (3114981) |
Microsoft Outlook 2010 Service Pack 2 (32-bit editions) (3115474) |
Microsoft Outlook 2010 Service Pack 2 (64-bit editions) (3115474) |
Microsoft Outlook 2013 Service Pack 1 (32-bit editions) (3115452) |
Microsoft Outlook 2013 Service Pack 1 (64-bit editions) (3115452) |
Microsoft Outlook 2016 (32-bit edition) (3115440) |
Microsoft Outlook 2016 (64-bit edition) (3115440) |
I have Microsoft Word 2010 installed. Why am I not being offered the 3115468 update?
The 3115468 update only applies to systems running specific configurations of Microsoft Office 2010. Some configurations will not be offered the update.
I am being offered this update for software that is not specifically indicated as being affected in the Affected Software and Vulnerability Severity Ratings table. Why am I being offered this update?
When updates address vulnerable code that exists in a component that is shared between multiple Microsoft Office products or shared between multiple versions of the same Microsoft Office product, the update is considered to be applicable to all supported products and versions that contain the vulnerable component.
For example, when an update applies to Microsoft Office 2007 products, only Microsoft Office 2007 may be specifically listed in the Affected Software table. However, the update could apply to Microsoft Word 2007, Microsoft Excel 2007, Microsoft Visio 2007, Microsoft Compatibility Pack, Microsoft Excel Viewer, or any other Microsoft Office 2007 product that is not specifically listed in the Affected Software table. Furthermore, when an update applies to Microsoft Office 2010 products, only Microsoft Office 2010 may be specifically listed in the Affected Software table. However, the update could apply to Microsoft Word 2010, Microsoft Excel 2010, Microsoft Visio 2010, Microsoft Visio Viewer, or any other Microsoft Office 2010 product that is not specifically listed in the Affected Software table.
For more information on this behavior and recommended actions, see Microsoft Knowledge Base Article 830335. For a list of Microsoft Office products that an update may apply to, refer to the Microsoft Knowledge Base Article associated with the specific update.
Vulnerability Information
Microsoft OneNote Information Disclosure Vulnerability – CVE-2016-3315
An information disclosure vulnerability exists when Microsoft OneNote improperly discloses its memory contents. An attacker who exploited the vulnerability could use the information to compromise the user’s computer or data. To exploit the vulnerability, an attacker could create a specially crafted OneNote file and convince a victim to open it. For an attack to be successful, the attacker must know the specific location of OneNote objects in memory.
The update addresses the vulnerability by changing the way certain OneNote functions handle objects in memory. 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 |
Microsoft OneNote Information Disclosure Vulnerability | CVE-2016-3315 | No | No |
Vulnerability title | CVE number | Publicly disclosed | Exploited |
Microsoft Office Memory Corruption Vulnerability | CVE-2016-3313 | No | No |
Microsoft Office Memory Corruption Vulnerability | CVE-2016-3316 | No | No |
Microsoft Office Memory Corruption Vulnerability | CVE-2016-3317 | No | No |
Graphics Component Memory Corruption Vulnerability | CVE-2016-3318 | No | No |