KLA48560 Multiple vulnerabilities in Microsoft Office

Multiple vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to spoof user interface, obtain sensitive information, gain privileges, execute arbitrary code, cause denial of service.

Below is a complete list of vulnerabilities:

1. A spoofing vulnerability in Microsoft Excel can be exploited remotely to spoof user interface.
2. A spoofing vulnerability in Office for Android can be exploited remotely to spoof user interface.
3. An information disclosure vulnerability in Microsoft OneDrive for Android can be exploited remotely to obtain sensitive information.
4. An elevation of privilege vulnerability in Microsoft Outlook can be exploited remotely to gain privileges.
5. An elevation of privilege vulnerability in Microsoft OneDrive for MacOS can be exploited remotely to gain privileges.
6. An elevation of privilege vulnerability in Windows Graphics Component can be exploited remotely to gain privileges.
7. A spoofing vulnerability in Microsoft SharePoint Server can be exploited remotely to spoof user interface.
8. A remote code execution vulnerability in Microsoft Excel can be exploited remotely to execute arbitrary code.
9. A denial of service vulnerability in Microsoft Excel can be exploited remotely to cause denial of service.

Original advisories

CVE-2023-23398

CVE-2023-23391

CVE-2023-24923

CVE-2023-24882

CVE-2023-23397

CVE-2023-24930

CVE-2023-24910

CVE-2023-23395

CVE-2023-23399

CVE-2023-23396

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

Microsoft-Office

Microsoft-Outlook

Microsoft-Excel

Microsoft-SharePoint

OneDrive

CVE list

CVE-2023-24910 critical

CVE-2023-23398 high

CVE-2023-23391 high

CVE-2023-24923 high

CVE-2023-24882 high

CVE-2023-23397 critical

CVE-2023-24930 critical

CVE-2023-23395 warning

CVE-2023-23399 critical

CVE-2023-23396 high

KB list

5002254

5002356

5002197

5002358

5002351

5002265

5002367

5002368

5002198

5002355

5002362

5002366

5002168

5002348

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update component usually can be accessed from the Control Panel) and updates from the Update Options section, that are listed in your Office Account (Office Account tab usually can be accessed from the File menu)

Install Office updates

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

• PE

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Microsoft Excel 2013 Service Pack 1 (32-bit editions)Microsoft 365 Apps for Enterprise for 64-bit SystemsMicrosoft Excel 2016 (64-bit edition)Microsoft SharePoint Server 2019Microsoft Office 2019 for 32-bit editionsMicrosoft Outlook 2013 Service Pack 1 (32-bit editions)Microsoft Outlook 2013 RT Service Pack 1Microsoft Outlook 2016 (32-bit edition)Microsoft Office Online ServerMicrosoft Office 2013 Service Pack 1 (32-bit editions)Microsoft Office 2016 (64-bit edition)Microsoft Office for UniversalMicrosoft SharePoint Foundation 2013 Service Pack 1Microsoft Outlook 2013 Service Pack 1 (64-bit editions)Microsoft SharePoint Server Subscription EditionMicrosoft Office Web Apps Server 2013 Service Pack 1Microsoft Outlook 2016 (64-bit edition)Microsoft Office 2013 Service Pack 1 (64-bit editions)Microsoft Office LTSC for Mac 2021Microsoft SharePoint Enterprise Server 2016Microsoft Excel 2013 RT Service Pack 1OneDrive for MacOS InstallerMicrosoft Office LTSC 2021 for 32-bit editionsMicrosoft Office 2019 for 64-bit editionsMicrosoft Excel 2016 (32-bit edition)Microsoft Office for AndroidOneDrive for AndroidMicrosoft Office 2013 RT Service Pack 1Microsoft Office LTSC 2021 for 64-bit editionsMicrosoft SharePoint Enterprise Server 2013 Service Pack 1Microsoft Office 2019 for MacMicrosoft 365 Apps for Enterprise for 32-bit SystemsMicrosoft Excel 2013 Service Pack 1 (64-bit editions)Microsoft Office 2016 (32-bit edition)