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Summary

This update resolves a vulnerability in the Microsoft .NET Framework. The vulnerability could cause information disclosure if an attacker uploads a specially crafted XML file to a web-based application. To learn more about this vulnerability, see Microsoft Security Bulletin MS16-091.

To install this update, you must have Windows Installer 3.1 or a later version installed on the computer.

How to obtain and install this 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 get security updates automatically, see the "Turn on automatic updating in the Control Panel" section of this Safety & Security Center article.

Method 2: Microsoft Download Center

You can obtain the stand-alone update package through the Microsoft Download Center. To install this update, follow the installation instructions on the download page.DownloadDownload security update 3163251

Update deployment information

For deployment information about this update, see Microsoft Knowledge Base article 3170048.

Update removal information

Note We do not recommend that you remove any security update.To remove this update, use the Programs and Features item in Control Panel.

Update restart information

This update does not require a system restart after you apply it unless files that are being updated are locked or are being used.

Update replacement information

This update does not replace any previously released update.

File hash

Package name

Package hash SHA1

Package hash SHA2

NDP45-KB3163251-x64.exe

4D00CB96BD696A58F9103ABC1B1A94225B384C5E

F8E74D6639288DAD5DE0EE1285E1D900EB1D6F047AB38414F44662CA08B4DE5D

NDP45-KB3163251-x86.exe

C8E8C4F50C3DC3BEAA1E8AA3374643FA2D2585C0

F9F4CFAFC8B61A189F9D13A5B66E0F0C90EA2346464384F6DC2C6432C0ADCC7A

File attributes

The English (United States) version of this update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

For all supported x86-based versions of systems

GDR service branch

File name

File version

File size

Date

Time

System.Data.dll

4.0.30319.34297

3,208,368

20-May-2016

10:13

msvcp120_clr0400.dll

12.0.51737.34297

536,768

20-May-2016

17:38

msvcr120_clr0400.dll

12.0.51737.34297

875,712

20-May-2016

17:38

LDR service branch

File name

File version

File size

Date

Time

System.Data.dll

4.0.30319.36360

3,209,392

20-May-2016

10:25

msvcp120_clr0400.dll

12.0.52360.36360

536,768

20-May-2016

17:42

msvcr120_clr0400.dll

12.0.52360.36360

875,712

20-May-2016

17:42

For all supported x64-based versions of systems

GDR service branch

File name

File version

File size

Date

Time

System.Data.dll

4.0.30319.34297

3,236,016

20-May-2016

17:51

System.Data.dll

4.0.30319.34297

3,208,368

20-May-2016

10:13

msvcp120_clr0400.dll

12.0.51737.34297

678,592

20-May-2016

17:51

msvcp120_clr0400.dll

12.0.51737.34297

536,768

20-May-2016

17:38

msvcr120_clr0400.dll

12.0.51737.34297

869,568

20-May-2016

17:51

msvcr120_clr0400.dll

12.0.51737.34297

875,712

20-May-2016

17:38

LDR service branch

File name

File version

File size

Date

Time

System.Data.dll

4.0.30319.36360

3,238,064

20-May-2016

17:57

System.Data.dll

4.0.30319.36360

3,209,392

20-May-2016

10:25

msvcp120_clr0400.dll

12.0.52360.36360

678,592

20-May-2016

17:57

msvcp120_clr0400.dll

12.0.52360.36360

536,768

20-May-2016

17:42

msvcr120_clr0400.dll

12.0.52360.36360

869,568

20-May-2016

17:57

msvcr120_clr0400.dll

12.0.52360.36360

875,712

20-May-2016

17:42

Help for installing updates: Support for Microsoft UpdateSecurity solutions for IT professionals: TechNet Security Troubleshooting and SupportHelp for protecting your Windows-based computer from viruses and malware: Virus Solution and Security CenterLocal support according to your country: International Support

Applies toThis article applies to the following:

  • Microsoft .NET Framework 4.5.2 when used with:

    • Windows Server 2008 R2 Service Pack 1

    • Windows 7 Service Pack 1

    • Windows Server 2008 Service Pack 2

    • Windows Vista Service Pack 2

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