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Introduction

This security update resolves vulnerabilities in Microsoft Office 2010 that could allow remote code execution if an attacker convinces a user to open or preview a specially crafted Office file in an affected version of Office software. An attacker who successfully exploited the vulnerabilities could gain the same user rights as the current user.

Summary

Microsoft has released security bulletin MS15-012. Learn more about how to obtain the fixes that are included in this security bulletin:

  • For individual, small business, and organizational users, use the Windows automatic updating feature to install the fixes from Microsoft Update. To do this, see Get security updates automatically on the Microsoft Safety and Security Center website.

  • For IT professionals, see Microsoft Security Bulletin MS15-012 on the Security TechCenter website.

How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help protect your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

More information about this security update

Known issues and additional information about this security update

The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information. If this is the case, the known issue is listed under each article link.

  • 2920753 MS15-012: Description of the security update for Microsoft Excel 2013: February 10, 2015

  • 2920788 MS15-012: Description of the security update for Microsoft Excel 2007: February 10, 2015

  • 2920791 MS15-012: Description of the security update for Microsoft Office Excel Viewer 2007: February 10, 2015

  • 2920810 MS15-012: Description of the security update for SharePoint Server 2010: February 10, 2015

  • 2956058 MS15-012: Description of the security update for Office 2010: February 10, 2015

  • 2956066 MS15-012: Description of the security update for Word 2010: February 10, 2015

  • 2956070 MS15-012: Description of the security update for Office Web Apps 2010: February 10, 2015

  • 2956073 MS15-012: Description of the security update for Office 2010 Proofing Tools: February 10, 2015

  • 2956081 MS15-012: Description of the security update for Microsoft Excel 2010: February 10, 2015

  • 2956092 MS15-012: Description of the security update for Word Viewer: February 10, 2015

  • 2956097 MS15-012: Description of the security update for Microsoft Office Compatibility Pack Service Pack 3: February 10, 2015

  • 2956098 MS15-012: Description of the security update for Office Compatibility Pack SP3: February 10, 2015

  • 2956099 MS15-012: Description of the security update for Word 2007: February 10, 2015

The 2007 Microsoft Office system (all editions) and other softwareReference table

The following table contains the security update information for this software.

Security update file name

For Microsoft Excel 2007 Service Pack 3:
excel2007-kb2920788-fullfile-x86-glb.exe


For Microsoft Office Word 2007 Service Pack 3:
word2007-kb2956099-fullfile-x86-glb.exe


For Microsoft Word Viewer:
office-kb2956092-fullfile-enu.exe


For Microsoft Excel Viewer:
xlview2007-kb2920791-fullfile-x86-glb.exe


For Microsoft Office Compatibility Pack:
xlconv2007-kb2956097-fullfile-x86-glb.exe

wordconv2007-kb2956098-fullfile-x86-glb.exe

Installation switches

See Microsoft Knowledge Base Article 912203

Restart requirement

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install the security update. For more information about the reasons why you may be prompted to restart, see Microsoft Knowledge Base Article 887012.

Removal information

Use Add or Remove Programs item in Control Panel.

File information

See Microsoft Knowledge Base Article 2920788
See Microsoft Knowledge Base Article 2956099
See Microsoft Knowledge Base Article 2956092
See Microsoft Knowledge Base Article 2920791
See Microsoft Knowledge Base Article 2956097
See Microsoft Knowledge Base Article 2956098

Registry key verification

Not applicable


Microsoft Office 2010 (all editions)Reference table

The following table contains the security update information for this software.


Security update file name

For Microsoft Office 2010 Service Pack 2 (32-bit editions) (proofing tools)
proofloc2010-kb2956073-fullfile-x86-glb.exe
kb24286772010-kb2956058-fullfile-x86-glb.exe


For Microsoft Office 2010 Service Pack 2 (64-bit editions) (proofing tools)
proofloc2010-kb2956073-fullfile-x64-glb.exe
kb24286772010-kb2956058-fullfile-x64-glb.exe


For Microsoft Excel 2010 Service Pack 2 (32-bit editions)
excel2010-kb2956081-fullfile-x86-glb.exe


For Microsoft Excel 2010 Service Pack 2 (64-bit editions)
excel2010-kb2956081-fullfile-x64-glb.exe


For Microsoft Word 2010 Service Pack 2 (32-bit editions)
word2010-kb2956066-fullfile-x86-glb.exe


For Microsoft Word 2010 Service Pack 2 (64-bit editions)
word2010-kb2956066-fullfile-x64-glb.exe

Installation switches

See Microsoft Knowledge Base Article 912203

Restart requirement

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install the security update. For more information about the reasons why you may be prompted to restart, see Microsoft Knowledge Base Article 887012.

Removal information

Use Add or Remove Programs item in Control Panel.

File information

See Microsoft Knowledge Base Article 2956073
See Microsoft Knowledge Base Article 2956058
See Microsoft Knowledge Base Article 2956081
See Microsoft Knowledge Base Article 2956066

Registry key verification

Not applicable


Microsoft SharePoint Server 2010 (all versions)Reference table

The following table contains the security update information for this software.


Security update file name

For Word Automation Services on supported editions of Microsoft SharePoint Server 2010 Service Pack 2:
wdsrv2010-kb2920810-fullfile-x64-glb.exe

Installation switches

See Microsoft Knowledge Base Article 912203

Restart requirement

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install the security update. For more information about the reasons why you may be prompted to restart, see Microsoft Knowledge Base Article 887012.

Removal information

This security update cannot be removed.

File Information

See Microsoft Knowledge Base Article 2920810

Registry key verification

Not applicable


Microsoft Office Web Apps 2010 (all versions) Reference table

The following table contains the security update information for this software.


Security update file name

For Microsoft Office Web Apps 2010 Service Pack 2:
wac2010-kb2956070-fullfile-x64-glb.exe

Installation switches

See Microsoft Knowledge Base Article 912203

Restart requirement

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install the security update. For more information about the reasons why you may be prompted to restart, see Microsoft Knowledge Base Article 887012.

Removal information

This security update cannot be removed.

File Information

See Microsoft Knowledge Base Article 2956070

Registry key verification

Not applicable


Microsoft Excel 2013 (all editions)Reference table

The following table contains the security update information for this software.

Security update file name

For supported editions of Microsoft Excel 2013 (32-bit editions):
excel2013-kb2920753-fullfile-x86-glb.exe


For supported editions of Microsoft Excel 2013 (64-bit editions):
excel2013-kb2920753-fullfile-x64-glb.exe

Installation switches

See Microsoft Knowledge Base Article 912203

Restart requirement

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install the security update. For more information about the reasons why you may be prompted to restart, see Microsoft Knowledge Base Article 887012.

Removal information

Use Add or Remove Programs item in Control Panel.

File information

See Microsoft Knowledge Base Article 2920753

Registry key verification

Not applicable


Microsoft Excel 2013 RT (all editions)Reference Table
The following table contains the security update information for this software.

Deployment

The 2920753 update for Microsoft Excel 2013 RT is available through Windows Update.

Restart requirement

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install the security update. For more information about the reasons why you may be prompted to restart, see Microsoft Knowledge Base Article 887012.

Removal information

Click Control Panel, click System and Security, click Windows Update, and under See also, click Installed updates, and then select from the list of updates.

File information

See Microsoft Knowledge Base Article 2920753



File name

SHA1

SHA256

excel2013-kb2920753-fullfile-x64-glb.exe

04A4C8A9E62527A85981264480C3E03D90A62729

0791E4F299A998FA79CFF1151592C699EB46614A3999822DB1B7E467FB203EC4

excel2013-kb2920753-fullfile-x86-glb.exe

BF59EB6F47D48ED5911830F24FF5838EE00DE9F3

5793BB7C7BDFFF07C74544CDC594D54ED83492E3FB51659DCEAD4AC11F515552

excel2007-kb2920788-fullfile-x86-glb.exe

FF5A5D33C9743BA79F05DB2596B5151730241177

4D6F0F7FF3DADD72BA0E28920DF88D69ED753C7497988941D52791B1953305AB

xlview2007-kb2920791-fullfile-x86-glb.exe

2BCB952909500BDC2AF22AF76B6DF3B3B96F7819

1230CE9443F8F7CC5F2D1A238AE9BD8E05D332641116868619DDA03E8D83D514

otkruntimertl2007-kb2920795-fullfile-x86-glb.exe

9E423B72F91C60335E3316F3BB70679DF1B3CE09

CCCCDBFC7326E8A8138ED318E730132B7CFD22631608E6AFD9D2C73D3871027C

wdsrv2010-kb2920810-fullfile-x64-glb.exe

823F52B3F9A3866F98FF6F365AB28FB71EA67A3E

288268B899364785F073440A5C945B41B81A57BE76C0B0D615A90115D1D7D4D3

kb24286772010-kb2956058-fullfile-x64-glb.exe

8F95264F21BFB3FFD7C15AF264D5461305A85210

5F1D0B07B63DC4C311A6CADA97F0F49F1A2DC8598E666B531882FA75267A5B76

kb24286772010-kb2956058-fullfile-x86-glb.exe

9B2EAD8AAE7327C00E2BDC8DE4CA5821E3E061E9

D44488F8DF16BD0136EB6F2D5B7F5B37B7FBDE1B7FEF4FA7FFB40B62BB2AC1B9

word2010-kb2956066-fullfile-x64-glb.exe

C14FB12EEC71C52412372C9163FF7B3441CD96DF

5157F2CCA635601397AB9C485170B8CB8F869A8ECB97F01AD69579F4277CED4D

word2010-kb2956066-fullfile-x86-glb.exe

DAAC3BC79D370CF725193318CEA25BF837E802C1

290BDB6D2F9EB4853CB40F77140D166C001B8A2CF54ACA483AD95D1F1A30D7D7

wac2010-kb2956070-fullfile-x64-glb.exe

ED784949EF696481AAEEEC4F61D5ADE274D1E816

B6FE66EA7F57542460DA1338252DCBE735FB8D411CC90C69B64B331F47D1E65D

proofloc2010-kb2956073-fullfile-x64-glb.exe

C0714A0051F319C20254A108F5A73A076430B644

1C81AC16D7C0A6A7B6E4F67AD25D0C4044BB2BD5D55854AED12BB4BD4E623E78

proofloc2010-kb2956073-fullfile-x86-glb.exe

FDB1FB5E02C03FF89FC728D5FFF8C9971DC8DE0A

728CD8CB71F9011CF4E7CAF3C7ED76A0C0EF44B64FEFF503253F16003A587FE2

excel2010-kb2956081-fullfile-x64-glb.exe

13B0CA14CBFA689E95FA54154867E9CE5EF128D3

6FF975BED8556F33648365AB8088508A04231B655C4CEB2E03122BE5FA14E0E7

excel2010-kb2956081-fullfile-x86-glb.exe

64BFABE82799B3B77DC2D64B50451F83ED945895

4B67B30EF6F60C20933DC11A30ADA4BDE4D700A6134093E93464868478CE8FBB

xlconv2007-kb2956097-fullfile-x86-glb.exe

CD886F1462CA1A7E727C2E833A1D5AE19AF644B2

A9B5F0443A98161A8DCB15B94069B0646C9E6558FD5E8A9CAE5C6CDBE7ED4A93

wordconv2007-kb2956098-fullfile-x86-glb.exe

9E796AEF1F1F214794911C9EBAF6530E841D55E1

8D75C15968A802E2144038B8DB995D58C5520EE1D0EEA70DF6FE65065A66E8A9

word2007-kb2956099-fullfile-x86-glb.exe

724D384C9D2149632A67D3D949E3840B8CB3775D

71562C4980603524312A6DAC1AB5C6C708E08A8C1CABD9A74EE3F1C590D3BA80


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