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mskbMicrosoftKB5002503
HistoryMay 14, 2024 - 7:00 a.m.

Description of the security update for Office Online Server: May 14, 2024 (KB5002503)

2024-05-1407:00:00
Microsoft
support.microsoft.com
22
microsoft excel remote code execution
build 16.0.10410.20003
microsoft update
microsoft update catalog
microsoft download center
security update deployment
security update replacement
file hash
file information
windows security support
microsoft security

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

21.6%

Description of the security update for Office Online Server: May 14, 2024 (KB5002503)

Summary

This security update resolves a Microsoft Excel remote code execution vulnerability. To learn more about the vulnerability, see the following security advisory:​​​​

Notes:

  • This is build 16.0.10410.20003 of the security update package.
  • To apply this security update, you must have the release version of Microsoft Office Online Server installed on the computer.

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.

Method 2: Microsoft Update Catalog

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the standalone update package through the Microsoft Download Center. To install the update, follow the installation instructions on the download page.

More information

Security update deployment information

For deployment information about this update, see Deployments - Security Update Guide.

Security update replacement information

This security update replaces previously released security update 5002470.

File hash information

File name SHA256 hash
wacserver2019-kb5002503-fullfile-x64-glb.exe 1BF7BC5E260D4CF4BACBE99C4C1C8D2560972C4214588019530991FBC4238EB5

File information

Download the list of files that are included in security update 5002503.

Information about protection and security

Protect yourself online: Windows Security supportLearn how we guard against cyber threats: Microsoft Security

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

21.6%