KLA20157
Multiple vulnerabilities in Microsoft Office

Updated: 01/12/2023
Detect date
?
01/10/2023
Severity
?
Critical
Description

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

Below is a complete list of vulnerabilities:

  1. A remote code execution vulnerability in Microsoft Office Visio 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 remote code execution vulnerability in Microsoft Office can be exploited remotely to execute arbitrary code.
  4. A security feature bypass vulnerability in Microsoft SharePoint Server can be exploited remotely to bypass security restrictions.
  5. An information disclosure vulnerability in Microsoft Office Visio can be exploited remotely to obtain sensitive information.
Affected products

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

Solution

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

Original advisories

CVE-2023-21737
CVE-2023-21742
CVE-2023-21744
CVE-2023-21734
CVE-2023-21738
CVE-2023-21735
CVE-2023-21743
CVE-2023-21741
CVE-2023-21736

Impacts
?
ACE 
[?]

OSI 
[?]

SB 
[?]
Related products
Microsoft Office
Microsoft SharePoint
KB list

5002335
5002336
5002329
5002337
5002338
5002332
5002331

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