KLA20044
Multiple vulnerabilities in Microsoft Office

Multiple vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, obtain sensitive information, bypass security restrictions, spoof user interface.

Below is a complete list of vulnerabilities:

1. A remote code execution vulnerability in Microsoft SharePoint Server can be exploited remotely to execute arbitrary code.
2. A remote code execution vulnerability in Microsoft Word can be exploited remotely to execute arbitrary code.
3. An information disclosure vulnerability in Microsoft Word can be exploited remotely to obtain sensitive information.
4. A security feature bypass vulnerability in Microsoft Excel can be exploited remotely to bypass security restrictions.
5. A remote code execution vulnerability in Microsoft Excel can be exploited remotely to execute arbitrary code.
6. A remote code execution vulnerability in Microsoft Office Graphics can be exploited remotely to execute arbitrary code.
7. An information disclosure vulnerability in Microsoft Excel can be exploited remotely to obtain sensitive information.
8. A spoofing vulnerability in Microsoft SharePoint Server can be exploited remotely to spoof user interface.

Microsoft Excel 2013 RT Service Pack 1
SharePoint Server Subscription Edition Language Pack
Microsoft Office 2019 for 64-bit editions
Microsoft Excel 2013 Service Pack 1 (32-bit editions)
Microsoft Excel 2016 (64-bit edition)
Microsoft Word 2013 RT Service Pack 1
Microsoft 365 Apps for Enterprise for 64-bit Systems
Microsoft Office LTSC for Mac 2021
Microsoft Office Online Server
Microsoft Office 2019 for Mac
Microsoft SharePoint Server 2019
Microsoft Word 2013 Service Pack 1 (32-bit editions)
Microsoft 365 Apps for Enterprise for 32-bit Systems
Microsoft Word 2016 (32-bit edition)
Microsoft SharePoint Enterprise Server 2016
Microsoft Word 2013 Service Pack 1 (64-bit editions)
Microsoft Office Web Apps Server 2013 Service Pack 1
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
Microsoft Word 2016 (64-bit edition)
Microsoft SharePoint Foundation 2013 Service Pack 1
Microsoft SharePoint Server Subscription Edition
Microsoft Excel 2016 (32-bit edition)
Microsoft Excel 2013 Service Pack 1 (64-bit editions)
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft Office 2019 for 32-bit editions
Microsoft Office LTSC 2021 for 64-bit editions

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

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