Check Point Advisories

Microsoft Office Excel Memory Corruption (CVE-2023-32029)

Check Point Reference: CPAI-2023-1407
Date Published: 26 Dec 2023
Severity: High
Last Updated: Tuesday 26 December, 2023
Source:
Industry Reference:CVE-2023-32029
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Microsoft 365 Apps Enterprise Edition on X64
Microsoft 365 Apps Enterprise Edition on X86
Microsoft Excel 2013 Service Pack 1 on x64
Microsoft Excel 2013 Service Pack 1 on x86
Microsoft Excel 2013 Service Pack 1 Runtime Edition
Microsoft Excel 2016 on x64
Microsoft Excel 2016 on x86
Microsoft Office 2019 on x64
Microsoft Office 2019 on x86
Microsoft Office 2019 for macOS
Microsoft Office Long Term Servicing Channel 2021 on X64
Microsoft Office Long Term Servicing Channel (LTSC) 2021 on x86
Microsoft Office Long Term Servicing Channel (LTSC) 2021 for MacOS
Microsoft Office Online Server
Vulnerability Description A memory corruption vulnerability exists in Microsoft Office Excel. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Microsoft Office Excel Memory Corruption (CVE-2023-32029) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Content Protection Violation.
Attack Information:  Microsoft Office Excel Memory Corruption (CVE-2023-32029)

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