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MS15-085: Vulnerability in Mount Manager could allow elevation of privilege: August 11, 2015

View products that this article applies to.

Summary

This security update resolves a vulnerability in Windows that could allow elevation of privilege if an attacker inserts a malicious USB device into a target system. An attacker could then write a malicious binary to disk and execute the code.

To learn more about the vulnerability, see Microsoft Security Bulletin MS15-085.

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More Information

Important

All future security and nonsecurity updates for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 require update 2919355 to be installed. We recommend that you install update 2919355 on your Windows RT 8.1-based, Windows 8.1-based, or Windows Server 2012 R2-based computer so that you receive future updates.
If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

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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.

3071756 MS15-085: Description of the security update for Windows Mount Manager: August 11, 2015
3081436 Cumulative Security Update for Windows 10: August 11, 2015

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How to obtain and install the update

Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, see
Get security updates automatically.

Note For Windows RT and Windows RT 8.1, this update is available through Windows Update only.

Method 2: Microsoft Download Center

You can obtain the stand-alone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.

Click the download link in Microsoft Security Bulletin MS15-085 that corresponds to the version of Windows that you are running.

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More Information

Security update deployment information

Windows Vista (all editions)

Reference Table

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

Security update file names	For all supported 32-bit editions of Windows Vista: Windows6.0-KB3071756-x86.msu
	For all supported x64-based editions of Windows Vista: Windows6.0-KB3071756-x64.msu
Installation switches	See Microsoft Knowledge Base Article 934307
Restart requirement	A system restart is required after you apply this security update.
Removal information	WUSA.exe does not support the removal of updates. To uninstall an update that was installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and select from the list of updates.
File information	See Microsoft Knowledge Base Article 3071756
Registry key verification	Note A registry key does not exist to validate the presence of this update.

Windows Server 2008 (all editions)

Reference Table

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

Security update file names	For all supported 32-bit editions of Windows Server 2008: Windows6.0-KB3071756-x86.msu
	For all supported x64-based editions of Windows Server 2008: Windows6.0-KB3071756-x64.msu
	For all supported Itanium-based editions of Windows Server 2008: Windows6.0-KB3071756-ia64.msu
Installation switches	See Microsoft Knowledge Base Article 934307
Restart requirement	A system restart is required after you apply this security update.
Removal information	WUSA.exe does not support the removal of updates. To uninstall an update that was installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and select from the list of updates.
File information	See Microsoft Knowledge Base Article 3071756
Registry key verification	Note A registry key does not exist to validate the presence of this update.

Windows 7 (all editions)

Reference Table

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

Security update file name	For all supported 32-bit editions of Windows 7: Windows6.1-KB3071756-x86.msu
	For all supported x64-based editions of Windows 7: Windows6.1-KB3071756-x64.msu
Installation switches	See Microsoft Knowledge Base Article 934307
Restart requirement	A system restart is required after you apply this security update.
Removal information	To uninstall an update that was installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then under Windows Update, click View installed updates, and select from the list of updates.
File information	See Microsoft Knowledge Base Article 3071756
Registry key verification	Note A registry key does not exist to validate the presence of this update.

Windows Server 2008 R2 (all editions)

Reference Table

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

Security update file name	For all supported x64-based editions of Windows Server 2008 R2: Windows6.1-KB3071756-x64.msu
	For all supported Itanium-based editions of Windows Server 2008 R2: Windows6.1-KB3071756-ia64.msu
Installation switches	See Microsoft Knowledge Base Article 934307
Restart requirement	A system restart is required after you apply this security update.
Removal information	To uninstall an update that was installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then under Windows Update, click View installed updates, and select from the list of updates.
File information	See Microsoft Knowledge Base Article 3071756
Registry key verification	Note A registry key does not exist to validate the presence of this update.

Windows 8 and Windows 8.1 (all editions)

Reference Table

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

Security update file name	For all supported 32-bit editions of Windows 8: Windows8-RT-KB3071756-x86.msu
	For all supported x64-based editions of Windows 8: Windows8-RT-KB3071756-x64.msu
	For all supported 32-bit editions of Windows 8.1: Windows8.1-KB3071756-x86.msu
	For all supported x64-based editions of Windows 8.1: Windows8.1-KB3071756-x64.msu
Installation switches	See Microsoft Knowledge Base Article 934307
Restart requirement	A system restart is required after you apply this security update.
Removal information	To uninstall an update that was installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates.
File information	See Microsoft Knowledge Base Article 3071756
Registry key verification	Note A registry key does not exist to validate the presence of this update.

Windows Server 2012 and Windows Server 2012 R2 (all editions)

Reference Table

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

Security update file name	For all supported editions of Windows Server 2012: Windows8-RT-KB3071756-x64.msu
	For all supported editions of Windows Server 2012 R2: Windows8.1-KB3071756-x64.msu
Installation switches	See Microsoft Knowledge Base Article 934307
Restart requirement	A system restart is required after you apply this security update.
Removal information	To uninstall an update that was installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates.
File information	See Microsoft Knowledge Base Article 3071756
Registry key verification	Note A registry key does not exist to validate the presence of this update.

Windows RT and Windows RT 8.1 (all editions)

Reference Table

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

Deployment	These updates are available through Windows Update only.
Restart Requirement	A system restart is required after you apply this security update.
Removal Information	Click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates.
File Information	See Microsoft Knowledge Base Article 3071756

Windows 10 (all editions)

Reference Table

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

Security update file name	For all supported 32-bit editions of Windows 10: KB3081436-Win10-RTM-X86-TSL.msu
	For all supported x64-based editions of Windows 10: KB3081436-Win10-RTM-X64-TSL.msu
Installation switches	See Microsoft Knowledge Base Article 934307
Restart requirement	A system restart is required after you apply this security update.
Removal information	To uninstall an update that was installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under See also, click Installed updates and select from the list of updates.
File information	See Microsoft Knowledge Base Article 3081436
Registry key verification	Note A registry key does not exist to validate the presence of this update.

File hash information

File name	SHA1 hash	SHA256 hash
Windows6.0-KB3071756-ia64.msu	DEE4966E4005C4D33E4ACA66E9EAAA9530E18A40	A05BC84BD66A743EAC449485E5F99F5329A789C6AF346BE05D0E005DBD4B5010
Windows6.0-KB3071756-x64.msu	24AEEDD561CC2D72ED16D8B871435BC071C723D1	C52D5D1D989D14E7EDB3DA1CE7798D7382F087595CD2437A45E98E9D559A3AC7
Windows6.0-KB3071756-x86.msu	AC57540C110B73530C7E513F8973A2331B474323	F6276927E91F937E318FDF7303DB2B347C518CDE5D45A37B97F40A393AFD95E3
Windows6.0-KB9898989-ia64.msu	5AF643CD70AD37555CA2EE09EAB0122072A937FA	9F6B902CC9A30D5D9ABF236B479096F802FB40E553FB48B0C4B6EB8522549E73
Windows6.0-KB9898989-x64.msu	E9F066124E3408ED6B0CA9FA0830C8B33106D954	E06AD388617083F80C4A464E6EB7758F333850F00677595FC3C61F436A168D45
Windows6.0-KB9898989-x86.msu	1C1DDBCF346B61A3E338A2D6464947E32F7643B0	9F43B1B5820B8614446303869311635E94991CE1303CD90075587DD8A858A5F8
Windows6.1-KB3071756-ia64.msu	E13BECBD389B9F0DBB2BDBDDA9213A2830E48F6B	401D82AEB7767973AFEDD8128A32026D817E77BE1C80288E907C6F2CDBC86C8C
Windows6.1-KB3071756-x64.msu	B1AAB0EF3752C52636409B50EB7853F645859E78	3685E70B4716A3AF0A3DBF18B54F64F216295788C34F3FEA142982FAE09CDC00
Windows6.1-KB3071756-x86.msu	31BF25FD49F04F2397666A6FF45D5F676202EFC9	B61E184B29591B2DF11154112EFD430E2EE5496F2DA27F661882E9FBA988B5E3
Windows8.1-KB3071756-arm.msu	40DA197E2E4798D1C48DB4961066A9262447AE1A	462A3AAD9A6140464F5BD44DBC2695FF2CA72F8E4889CEA46FD977F570DFBE36
Windows8.1-KB3071756-x64.msu	481757325634850FEC6798A4A7DCF67139E72AAC	2A09F3CC4E9C6CF011882B05ABB05AE69203D10460D86933F17242C0F9F5D7ED
Windows8.1-KB3071756-x86.msu	C81D576B23663AF556E42292550FCFC2CB7F622B	848C8BAECE935713828D76F0DD0A5ADBCFFC62B48813E705F8814BF30232D118
Windows8-RT-KB3071756-arm.msu	E1AB13F514DF1497F389CCFE825177928A689503	6AF278B36A16BFF537E8BA2B95B0DAA495F9AF71EE6F93E91D345E7E804A28B2
Windows8-RT-KB3071756-x64.msu	261FEE52A8FB9966C6066DE1C4FA9BD01B0E56D3	D63EBD1F93EE8F81815FC7D1E9FCB37B8AEB9CA2EDD4CA90175FA317FDACA735
Windows8-RT-KB3071756-x86.msu	EE678704D85D6D27A03C1D75B61EDEED578DE432	6DD9E69660AA650CA135C5B399FC9A169DBEF8CF0C0B9A41A79DED63DF801E15

How to obtain help and support for this security update

Help for installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

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

Local support according to your country: International Support

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Applies to:

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Keywords: kb, atdownload, kbbug, kbexpertiseinter, kbfix, kblangall, kbmustloc, kbsecbulletin, kbsecreview, kbsecurity, kbsecvulnerability, kbsurveynew

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Article Info

Article ID	:	3082487
Revision	:	1
Created on	:	1/7/2017
Published on	:	8/11/2015
Exists online	:	False
Views	:	279