Applies to:
Microsoft .NET Framework 4.5.2
Notice: This website is an unofficial Microsoft Knowledge Base (hereinafter KB) archive and is intended to provide a reliable access to deleted content from Microsoft KB. All KB articles are owned by Microsoft Corporation. Read full disclaimer for more details.
View products that this article applies to.
Important
This update is included in the Preview of Quality Rollup that's dated January 15, 2019.
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 the vulnerability could retrieve from a web application content that's normally restricted.
This security update addresses the vulnerability by enforcing CORS configuration to prevent its bypass.
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.
For more information about this update as it relates to Windows Server 2012, see the following article in the Microsoft Knowledge Base:
4481489 January 2019 Preview of the Quality Rollups for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows Server 2012 (KB 4481489)
4481482 Security and Quality Rollup updates for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows Server 2012 (KB 4481482)
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 Windows Update: FAQ.
To get the stand-alone package for this update, go to the Microsoft Update Catalog.
On your WSUS server, follow these steps:
The updates are now available for installation through WSUS.
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
Note We don't recommend that you remove any security update. To remove this update, use the Programs and Features item in Control Panel.
This update doesn't require a system restart after you apply it unless files that are being updated are locked or are being used.
This update replaces previously released updates KB 4471988 and KB 4467225.
File name | SHA1 hash | SHA256 hash |
---|---|---|
Windows8-RT-KB4480058-x86.msu | 61998DF992713D07AA2849D46661F8A8398203D2 | 8E3F5A280F15CE852EBCEE29B0280A2E0367DEAE3566384BB36EE4B87B330A28 |
Windows8-RT-KB4480058-x64.msu | 61EB9B5E4A67709CE08FF88636450ACF0C609ED5 | FD9FE950DDAFF4C9562D525FCDA4149144D84F6A5D295235A5385A410E041ED5 |
Keywords: kbsurveynew, kbsecvulnerability, kbsecurity, kbsecreview, kbsecbulletin, kbbug, kblangall, kbfix, kbexpertiseinter, kb, atdownload, kbmustloc