KLA12220
Multiple vulnerabilities in Microsoft Office

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

Below is a complete list of vulnerabilities:

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

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

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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