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Description of the Security Only update for .NET Framework 2.0 SP2 and 3.0 SP2 for Windows Server 2008 SP2 (KB 4480084)


View products that this article applies to.

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Summary

This security update resolves a vulnerability in Microsoft .NET Framework that may cause an information disclosure that allows bypassing Cross-origin Resource Sharing (CORS) configurations.

An attacker who successfully exploits this vulnerability could retrieve from a web application content that is usually restricted.

This security update addresses the vulnerability by enforcing CORS configuration to prevent it from being bypassed.

To learn more about this vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2019-0545.
 

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.

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Additional information about this security update

For more information about this security update as it relates to Windows Server 2008 Service Pack 2 (SP2), see the following article in the Microsoft Knowledge Base:

44811487 Security Only updates for .NET Framework 2.0 SP2, 3.0 SP2, 4.5.2, and 4.6 for Windows Server 2008 SP2 (KB 4481487)

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How to obtain and install the update

Method 1: Microsoft Update Catalog

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

Method 2: Windows Software Update Services (WSUS)

On your WSUS server, follow these steps:

  1. Select Start, select Administrative Tools, and then select Microsoft Windows Server Update Services 3.0.
  2. Expand ComputerName, and then select Action.
  3. Select Import Updates.
  4. WSUS opens a browser window in which you may be prompted to install an ActiveX control. You must install the ActiveX control to continue.
  5. After the ActiveX control is installed, you see the Microsoft Update Catalog screen. Type 4481487 in the Search box, and then select Search.
  6. Locate the .NET Framework packages that match the operating systems, languages, and processors in your environment. Select Add to add them to your basket.
  7. After you select all the packages that you require, select View Basket.
  8. To import the packages to your WSUS server, select Import.
  9. After the packages are imported, select Close to return to WSUS.

The updates are now available for installation through WSUS.

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Update deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

20190108 Security update deployment information: January 8, 2019

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.

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File information

File hash
File name SHA1 hash SHA256 hash
Windows6.0-KB4480084-x86.msu 11FC5256E110891463324651963A3862CC17EAD4 80717F48F6FE7748CF323EEC77B9F08FC59C49682087C86461ECF8A50D542606
Windows6.0-KB4480084-x64.msu 619B9A2DF05CFD11739CE593B6934B0E4E519447 7BB2205F8822CB7CA318AA1E70268A26C2BB3F36C15FB7305EF1FBE15F017855
Windows6.0-KB4480084-ia64.msu 6C3C39840708711B8C94149A840FD6574A2409E0 68E7854180924055F2DD9A1657FEC8F01E6D3213C9735C76C3B9D37DA6F13F0E

 

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How to obtain help and support for this security update

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

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Article Info
Article ID : 4480084
Revision : 10
Created on : 1/22/2019
Published on : 1/22/2019
Exists online : False
Views : 276