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HistoryDec 14, 2021 - 8:00 a.m.

Description of the security update for SharePoint Server 2019 Language Pack: December 14, 2021 (KB5002061)

2021-12-1408:00:00
Microsoft
support.microsoft.com
13

7.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

8 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.012 Low

EPSS

Percentile

84.9%

Description of the security update for SharePoint Server 2019 Language Pack: December 14, 2021 (KB5002061)

Summary

This security update resolves a Microsoft SharePoint Server remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-42294.

**Note:**To apply this security update, you must have the release version of Microsoft SharePoint Server 2019 installed on the computer.

Improvements and fixes

This security update contains fixes for the following nonsecurity issues:

  • Fixes an issue in which a document library in the Modern UI view is blank if the URL contains Unicode characters.
  • Fixes an issue in which the rich text editor toolbar disappears in a Firefox browser if the text input is large.
  • Fixes an accessibility issue to make sure that the aria attributes are allowed for an element’s role in the New item pane in the list.
  • Fixes an issue in which the color of the top navigation bar no longer changes together with the main theme of your site.
  • Fixes an issue in which the Group By menu in a document library is not localized in the Modern UI.

**Note:**To fix these issues completely, you have to install KB 5002054 together with this update.

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft 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.

Method 2: Microsoft Update Catalog

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the standalone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.

More information

Security update deployment information

For deployment information about this update, see Security update deployment information: December 14, 2021 (KB5008541).

Security update replacement information

This security update replaces previously released security update 5001945.

File hash information

File name SHA256 hash
wssloc2019-kb5002061-fullfile-x64-glb.exe C9DBFBF6864A2D672C01CDF981BDBAA37E0F55B196CE652B7231F9C39893CA89

File information

Download the list of files that are included in security update 5002061.

Information about protection and security

Protect yourself online: Windows Security supportLearn how we guard against cyber threats: Microsoft Security

7.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

8 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

0.012 Low

EPSS

Percentile

84.9%