CVE-2022-24511: Microsoft Office Word Tampering Vulnerability

Overview

Severity

Medium (CVSS 5.5)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C

Category

Tampering

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2022-Mar

Released

2022-03-08

Last Updated

2022-03-16

EPSS Score

0.69% (percentile: 71.8%)

FAQ

If the preview pane is an attack vector, why is the severity for this vulnerability Important and not Critical? Even though the preview pane is an attack vector, the attacker cannot achieve remote code execution if they successfully exploit the vulnerability, but can only gain information from the victim. Are the updates for the Microsoft Office for Mac currently available? The security update for Microsoft Office 2019 for Mac and Microsoft Office LTSC for Mac 2021 are not immediately available. The updates will be released as soon as possible, and when they are available, customers will be notified via a revision to this CVE information.

Affected Products (13)

Microsoft Office

• Microsoft Office 2019 for 32-bit editions
• Microsoft Office 2019 for 64-bit editions
• Microsoft Office 2019 for Mac
• Microsoft 365 Apps for Enterprise for 32-bit Systems
• Microsoft 365 Apps for Enterprise for 64-bit Systems
• Microsoft Office LTSC for Mac 2021
• Microsoft Office LTSC 2021 for 64-bit editions
• Microsoft Office LTSC 2021 for 32-bit editions
• Microsoft Word 2016 (32-bit edition)
• Microsoft Word 2016 (64-bit edition)
• Microsoft Word 2013 RT Service Pack 1
• Microsoft Word 2013 Service Pack 1 (32-bit editions)
• Microsoft Word 2013 Service Pack 1 (64-bit editions)

Security Updates (5)

• Release Notes
• 5002139
• 5002139
• 5002068
• 5002068

Acknowledgments

Felix B.

Revision History

• 2022-03-08: Information published.
• 2022-03-16: Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not need to take any action. See the Release Notes for more information and download links.