QID 110457

Date Published: 2024-02-14

QID 110457: Microsoft Outlook Security Update for February 2024

Microsoft has released February 2024 security updates for outlook to fix a Remote Code Execution Vulnerability.

This security update contains the following:

CVE-2023-35636: Information Disclosure Vulnerability
KB5002543 and
Office Click-2-Run and Office 365 Release Notes

Patched Versions for Microsoft 365 (C2R) are:
Current Channel: Version 2401 (Build 17231.20236)
Monthly Enterprise Channel: Version 2312 (Build 17126.20190)
Monthly Enterprise Channel: Version 2311 (Build 17029.20178)
Semi-Annual Enterprise Channel (Preview): Version 2308 (Build 16731.20550)
Semi-Annual Enterprise Channel: Version 2308 (Build 16731.20550)
Semi-Annual Enterprise Channel: Version 2302 (Build 16130.20916)
Semi-Annual Enterprise Channel: Version 2208 (Build 15601.20870)
Office 2021 Retail: Version 2401 (Build 17231.20236)
Office 2019 Retail: Version 2401 (Build 17231.20236)
Office 2016 Retail: Version 2401 (Build 17231.20236)
Office LTSC 2021 Volume Licensed: Version 2108 (Build 14332.20637)
Office 2019 Volume Licensed: Version 1808 (Build 10407.20032)

QID Detection Logic (Authenticated):
Operating System: Windows
The detection extracts the Install Path for Microsoft Office via the Windows Registry. The QID checks the file version of "graph.exe" to identify vulnerable versions of Microsoft Office.

Note: Office click-2-run and Office 365 installations need to be updated manually or need to be set to automatic update. There is no direct download for the patch.

Successful exploitation will lead to Remote Code Execution and/or Elevation of Privilege Vulnerabilities.

  • CVSS V3 rated as High - 8 severity.
  • CVSS V2 rated as Critical - 9 severity.
    • Solution
    Refer to Microsoft Security Guide, and KB5002543
    for more details pertaining to this vulnerability.

    Vendor References

    CVEs related to QID 110457

    CVE-2024-21378 | CVE-2024-21402 |
    Software Advisories
    Advisory ID Software Component Link
    Microsoft Outlook February 2024 URL Logo msrc.microsoft.com/update-guide/
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