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mskbMicrosoftKB4493222
HistoryFeb 09, 2021 - 8:00 a.m.

Description of the security update for Excel 2010: February 9, 2021 (KB4493222)

2021-02-0908:00:00
Microsoft
support.microsoft.com
16

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

8 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

Description of the security update for Excel 2010: February 9, 2021 (KB4493222)

Summary

This security update resolves Microsoft Excel Remote Code Execution Vulnerability. To learn more about the vulnerability, see the following security advisories:

**Note:**To apply this security update, you must have the release version of Service Pack 2 for Office 2010 installed on the computer.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2010. It doesn’t apply to the Office 2010 Click-to-Run editions, such as Microsoft Office 2010 Home and Student (see What version of Office am I using?).

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. Follow the installation instructions on the download page to install the update.

More information

Security update deployment information

For deployment information about this update, see security update deployment information: February 9, 2021.

Security update replacement information

This security update replaces previously released security update 4493186.

File hash information

File name SHA1 hash SHA256 hash
excel2010-kb4493222-fullfile-x86-glb.exe 58B036D1E9C31D56E24EAE561D8838A096379E08 AB4C2644131343BB901078792702F0D8C16AA59D1848831DB77736AAC4CDC96F
excel2010-kb4493222-fullfile-x64-glb.exe ED90EB072981E97E237FE00B9146C886FD135EEB 435A7A88D66834C3B65998EBABE484A3B85F83373DC553698596437D12C21252

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

__

For all supported x86-based versions of Excel 2010

File identifier File name File version File size Date Time
excel.exe excel.exe 14.0.7265.5000 20,420,728 15-Jan-2021 02:52
excel.man excel.exe.manifest 1,194 06-Nov-2009 12:00
xl12cnv.exe excelcnv.exe 14.0.7265.5000 17,857,656 14-Jan-2021 10:13
xlcall32.dll xlcall32.dll 14.0.7162.5000 10,432 13-Oct-2015 07:52
xlicons.exe xlicons.exe 14.0.7120.5000 1,480,360 05-Mar-2014 07:06

__

For all supported x64-based versions of Excel 2010

File identifier File name File version File size Date Time
excel.exe excel.exe 14.0.7265.5000 27,677,816 15-Jan-2021 02:53
excel.man excel.exe.manifest 1,196 06-Nov-2009 12:23
xl12cnv.exe excelcnv.exe 14.0.7265.5000 25,073,272 14-Jan-2021 10:12
xlcall32.dll xlcall32.dll 14.0.7162.5000 10,944 13-Oct-2015 08:00
xlicons.exe xlicons.exe 14.0.7120.5000 1,480,360 05-Mar-2014 07:06

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

8 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

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