Security update for the Microsoft browser security feature bypass vulnerability in Windows Server 2008: July 11, 2017

Summary

A security feature bypass vulnerability exists when Microsoft browsers improperly handle redirect requests. This vulnerability allows Microsoft browsers to bypass CORS redirect restrictions and follow redirect requests that should otherwise be ignored. An attacker who successfully exploited this vulnerability could force the browser to send data that would otherwise be restricted to a destination web site of their choice.

To learn more about the vulnerability, go to CVE-2017-8592.

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Important

• 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.

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 Windows Update: FAQ.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Deployment information

For deployment details for this security update, see the following article in the Microsoft Knowledge Base:Security update deployment information: July 11, 2017

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File information

The English (United States) version of this software 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.

Windows Server 2008 file information

**Note:**The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

How to obtain help and support for this security update

Help for installing updates: Windows Update: FAQ

Security solutions for IT professionals: TechNet Security Support and Troubleshooting

Help for protecting your Windows-based computer from viruses and malware: Microsoft Secure

Local support according to your country: International Support

File Information

File hash information

File name	SHA1 hash	SHA256 hash
Windows6.0-KB4025240-x86.msu	981D41C8FA79D9501DFDC808EDD718682818FF2E	DF8DF53DCFE588BF66FBCD6BF37B7BD67436B0C8F215FE0D8F0FFD3197B018C3
Windows6.0-KB4025240-x64.msu	B8E1D04B4D33B16034686B9AD096D82720647F4A	882E699338B20B9A2101A557E19DEBEDBE2F066769C9E218251B11A4D027CF43
Windows6.0-KB4025240-ia64.msu	AA4DAFE6150478BA648D9A207CAD46E54519AE58	E200F0A6D64D7005555AC8291F7A6F3FEFD9926DF96EE272868270C8F7CA4091

For all supported x86-based versions

File name	File version	File size	Date	Time	Platform
Msxml3.dll	8.100.5015.0	1,253,376	28-Jun-2017	16:09	x86
Msxml3r.dll	8.20.8730.1	2,048	27-Aug-2014	00:55	x86
Msxml3.dll	8.100.5015.0	1,253,888	28-Jun-2017	15:25	x86
Msxml3r.dll	8.20.8730.1	2,048	28-Jun-2017	15:25	x86

For all supported x64-based versions

File name	File version	File size	Date	Time	Platform
Msxml3.dll	8.100.5015.0	1,874,432	28-Jun-2017	16:24	x64
Msxml3r.dll	8.20.8730.1	2,048	27-Aug-2014	00:41	x64
Msxml3.dll	8.100.5015.0	1,874,944	28-Jun-2017	15:43	x64
Msxml3r.dll	8.20.8730.1	2,048	28-Jun-2017	15:43	x64
Msxml3.dll	8.100.5015.0	1,253,376	28-Jun-2017	16:09	x86
Msxml3r.dll	8.20.8730.1	2,048	27-Aug-2014	00:55	x86
Msxml3.dll	8.100.5015.0	1,253,888	28-Jun-2017	15:25	x86
Msxml3r.dll	8.20.8730.1	2,048	28-Jun-2017	15:25	x86

For all supported ia64-based versions

File name	File version	File size	Date	Time	Platform
Msxml3.dll	8.100.5015.0	3,171,328	28-Jun-2017	15:50	IA-64
Msxml3r.dll	8.20.8730.1	2,048	27-Aug-2014	00:23	IA-64
Msxml3.dll	8.100.5015.0	3,172,352	28-Jun-2017	15:16	IA-64
Msxml3r.dll	8.20.8730.1	2,048	28-Jun-2017	15:16	IA-64
Msxml3.dll	8.100.5015.0	1,253,376	28-Jun-2017	16:09	x86
Msxml3r.dll	8.20.8730.1	2,048	27-Aug-2014	00:55	x86
Msxml3.dll	8.100.5015.0	1,253,888	28-Jun-2017	15:25	x86
Msxml3r.dll	8.20.8730.1	2,048	28-Jun-2017	15:25	x86