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MS15-092: Vulnerabilities in the .NET Framework could allow elevation of privilege: August 11, 2015


View products that this article applies to.

Summary

This security update resolves vulnerabilities in the Microsoft .NET Framework that could allow elevation of privilege if a user runs a specially crafted .NET Framework application. To learn more about the vulnerability, see Microsoft Security Bulletin MS15-092.

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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.
  • 3083185 MS15-092: Description of the security update for the .NET Framework 4.6 on Windows 8.1 and Windows Server 2012 R2: August 11, 2015
  • 3083184 MS15-092: Description of the security update for the .NET Framework 4.6 on Windows 8 and Windows Server 2012: August 11, 2015
  • 3083186 MS15-092: Description of the security update for the .NET Framework 4.6 on Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1, Windows Vista Service Pack 2, and Windows Server 2008 Service Pack 2: August 11, 2015

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Security update deployment information

Windows Vista (all editions)

Reference Table

The following table contains the security update information for this software.
Security update file namesFor Microsoft .NET Framework 4.6 when installed on all supported 32-bit editions of Windows Vista:
NDP46-KB3083186-x86.exe
For Microsoft .NET Framework 4.6 when installed on all supported x64-based editions of Windows Vista:
NDP46-KB3083186-x64.exe
Installation switchesSee Microsoft Knowledge Base Article 2844699
Update log fileFor Microsoft .NET Framework 4.6:
KB3083186_*_*-Microsoft .NET Framework 4.6-MSP0.txt
KB3083186_*_*.html
Restart requirementThis update does not require a restart. The installer stops the required services, applies the update, and then restarts the services. However, if the required services cannot be stopped for any reason, or if required files are being used, this update will require a restart. If this behavior occurs, a message appears that advises you to restart.
Removal informationClick Control Panel, and then click Security. Under Windows Update, click View installed updates, and select from the list of updates.
File informationSee Microsoft Knowledge Base Article 3083186
Registry key verificationFor Microsoft .NET Framework 4.6:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

Windows Server 2008 (all editions)

Reference Table

The following table contains the security update information for this software.
Security update file namesFor Microsoft .NET Framework 4.6 when installed on all supported 32-bit editions of Windows Server 2008 Service Pack 2:
NDP46-KB3083186-x86.exe
For Microsoft .NET Framework 4.6 when installed on all supported x64-based editions of Windows Server 2008 Service Pack 2:
NDP46-KB3083186-x64.exe
Installation switchesSee Microsoft Knowledge Base Article 2844699
Update log fileFor Microsoft .NET Framework 2.0 Service Pack 2:
Not applicable
For Microsoft .NET Framework 4.6:
KB3083186_*_*-Microsoft .NET Framework 4.6-MSP0.txt
KB3083186_*_*.html
Restart requirementThis update does not require a restart. The installer stops the required services, applies the update, and then restarts the services. However, if the required services cannot be stopped for any reason, or if required files are being used, this update will require a restart. If this behavior occurs, a message appears that advises you to restart.
Removal informationClick Control Panel, and then click Security. Under Windows Update, click View installed updates and select from the list of updates.
File informationSee Microsoft Knowledge Base Article 3086251
Registry key verificationFor Microsoft .NET Framework 4.6:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

Windows 7 (all editions)

Reference Table

The following table contains the security update information for this software.
Inclusion in Future Service PacksThe update for this issue will be included in a future service pack or update rollup.
Security update file nameFor Microsoft .NET Framework 4.6 when installed on all supported 32-bit editions of Windows 7 Service Pack 1:
NDP46-KB3083186-x86.exe
For Microsoft .NET Framework 4.6 when installed on all supported x64-based editions of Windows 7 Service Pack 1:
NDP46-KB3083186-x64.exe
Installation switchesSee Microsoft Knowledge Base Article 2844699
Update log fileFor Microsoft .NET Framework 4.6:
KB3083186_*_*-Microsoft .NET Framework 4.6-MSP0.txt
KB3083186_*_*.html
Restart requirementThis update does not require a restart. The installer stops the required services, applies the update, and then restarts the services. However, if the required services cannot be stopped for any reason, or if required files are being used, this update will require a restart. If this behavior occurs, a message appears that advises you to restart.
Removal informationClick Control Panel, click System and Security, and then under Windows Update, click View installed updates, and select from the list of updates.
File informationSee Microsoft Knowledge Base Article 3086251
Registry key verificationFor Microsoft .NET Framework 4.6:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

Windows Server 2008 R2 (all editions)

Reference Table

The following table contains the security update information for this software.
Inclusion in Future Service PacksThe update for this issue will be included in a future service pack or update rollup.
Security update file nameFor Microsoft .NET Framework 4.6 when installed on all supported x64-based editions of Windows Server 2008 R2 Service Pack 1:
NDP46-KB3083186-x64.exe
Installation switchesSee Microsoft Knowledge Base Article 2844699
Update log fileFor Microsoft .NET Framework 4.6:
KB3083186_*_*-Microsoft .NET Framework 4.6-MSP0.txt
KB3083186_*_*.html
Restart requirementThis update does not require a restart. The installer stops the required services, applies the update, and then restarts the services. However, if the required services cannot be stopped for any reason, or if required files are being used, this update will require a restart. If this behavior occurs, a message appears that advises you to restart.
Removal informationClick Control Panel, click System and Security, and then under Windows Update, click View installed updates, and select from the list of updates.
File informationSee Microsoft Knowledge Base Article 3086251
Registry key verificationFor Microsoft .NET Framework 4.6:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates\Microsoft .NET Framework 4.6\KB3083186
"ThisVersionInstalled" = "Y"

Windows 8 and Windows 8.1 (all editions)

Reference Table

The following table contains the security update information for this software.
Inclusion in Future Service PacksThe update for this issue will be included in a future service pack or update rollup.
Security update file nameFor Microsoft .NET Framework 4.6 when installed on Windows 8 for 32-bit Systems:
Windows8-RT-KB3083184-x86.msu
For Microsoft .NET Framework 4.6 when installed on Windows 8 for x64-based Systems:
Windows8-RT-KB3083184-x64.msu
For Microsoft .NET Framework 4.6 when installed on Windows 8.1 for 32-bit Systems:
Windows8.1-KB3083185-x86.msu
For Microsoft .NET Framework 4.6 when installed on Windows 8.1 for x64-based Systems:
Windows8.1-KB3083185-x64.msu
Installation switchesSee Microsoft Knowledge Base Article 2844699
Restart requirementThis update does not require a restart. The installer stops the required services, applies the update, and then restarts the services. However, if the required services cannot be stopped for any reason, or if required files are being used, this update will require a restart. If this behavior occurs, a message appears that advises you to restart.
Removal informationClick Control Panel, click System and Security, and then under Windows Update, click View update history and select from the list of updates.
File informationSee Microsoft Knowledge Base Article 3086251
Registry key verificationFor Microsoft .NET Framework 4.6:
Note A registry key does not exist to validate the presence of this update. Use WMI to detect for 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.
Inclusion in Future Service PacksThe update for this issue will be included in a future service pack or update rollup.
Security update file nameFor Microsoft .NET Framework 4.6 when installed on Windows Server 2012:
Windows8-RT-KB3083184-x64.msu
For Microsoft .NET Framework 4.6 when installed on Windows Server 2012 R2:
Windows8.1-KB3083185-x64.msu
Installation switchesSee Microsoft Knowledge Base Article 2844699
Restart requirementThis update does not require a restart. The installer stops the required services, applies the update, and then restarts the services. However, if the required services cannot be stopped for any reason, or if required files are being used, this update will require a restart. If this behavior occurs, a message appears that advises you to restart.
Removal informationClick Control Panel, click System and Security, and then under Windows Update, click View update history and select from the list of updates.
File informationSee Microsoft Knowledge Base Article 3086251
Registry key verificationNote A registry key does not exist to validate the presence of this update. Use WMI to detect for 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.
DeploymentFor Microsoft .NET Framework 4.6 when installed on Windows RT:
The 3083184 update is available via Windows Update.
For Microsoft .NET Framework 4.6 when installed on Windows RT 8.1:
The 3083185 update is available via Windows Update.
Restart RequirementYes, you must restart your system after you apply this security update.
Removal InformationClick 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 InformationSee Microsoft Knowledge Base Article 3086251

Windows 10 (all editions)

Reference Table

The following table contains the security update information for this software.
Security update file nameFor 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 switchesSee Microsoft Knowledge Base Article 934307
Restart requirementThis update does not require a restart. The installer stops the required services, applies the update, and then restarts the services. However, if the required services cannot be stopped for any reason, or if required files are being used, this update will require a restart. If this behavior occurs, a message appears that advises you to restart.
Removal informationTo remove this update, use the Programs and Features item in Control Panel.
File informationSee Microsoft Knowledge Base Article 3086251
Registry key verificationNote A registry key does not exist to validate the presence of this update.

File hash information
File nameSHA1 hashSHA256 hash
NDP46-KB3083186-x64.exe5DBB2EF7C8ED3061E6C5AB58C3DF15B8F78FD73CBF850AFC7E7987D513FD2C19C9398D014BCBAAEB1691357FA0400529975EDACE
NDP46-KB3083186-x86.exe3DCD27C411DCA9C597AAF33ADF152AF2FB36A1D841E675937D023828D648C7A245E19695ED12F890C349D8B6F2B620E6E58E038E
Windows8.1-KB3083185-arm.msu369EF428B79F538EF99AC21F91B28AFE9B62557DE123BAAF2EB4E92BEF420BCC6D5DE861ADAACF13E8FF2C2FAE45AFD25A74CA21
Windows8.1-KB3083185-x64.msu864EA0E76C9912C619C4904C3FEF85E8A4692B047F75909608907749C6B1DE4F1EE461AE937772145A0921B32AB8B78AF790A1BF
Windows8.1-KB3083185-x86.msu1F28F27D559C0403D92F1F6434976E6F91187D06359D741ED99A5B3E846221099C2AAA67C7A8B1E599E7597531A84806CE68D987
Windows8-RT-KB3083184-arm.msu91321AF416E297861D883BF5460F0D6ABD153A13899FA188297A7024B887A23AE03A648E57F7C2D95331F2D0A4AE79D15F8AC46F
Windows8-RT-KB3083184-x64.msuD9A1CBB1CCDDED94F1AAA4B2C8202B314B7723E46B685ECD2C996FF55265F53994FB53063A2665257FA194AFA2FC14C3974B574C
Windows8-RT-KB3083184-x86.msuC2D56AF98D2C147185737F2FD83133A9EDEE582CF59208F6E9C1E45C099F59E78D69C0354E2A9B9012BF345B7E3940FF1743A7B6

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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Article Info
Article ID : 3086251
Revision : 1
Created on : 1/7/2017
Published on : 12/3/2015
Exists online : False
Views : 513