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MicrosoftKB5001403HistoryMar 03, 2021 - 12:00 a.m.
KB5001403: Servicing stack update for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2: April 13, 2021
2021-03-0300:00:00
Microsoft
support.microsoft.com
66
6.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.7 Medium
AI Score
Confidence
High
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
8.8%
KB5001403: Servicing stack update for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2: April 13, 2021
This update applies to the following:
- Windows 8.1 for 32-bit systems
- Windows 8.1 for x64-based systems
- Windows RT 8.1
- Windows Server 2012 R2
- Windows Server 2012 R2 (Server Core installation)
Summary
This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) makes sure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates. This update also addresses an issue that might prevent the CVE-2020-0689 update from installing. The error message in the CBS.log file is TRUST_E_NOSIGNATURE. To learn more about this security vulnerability, see CVE-2020-0689 | Microsoft Secure Boot Security Feature Bypass Vulnerability.
How to get this update
Method 1: Windows Update
This update is available through Windows Update. It will be downloaded and installed automatically.
Method 2: Microsoft Update Catalog
To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
Method 3: Windows Server Update Services
This update is also available through Windows Server Update Services (WSUS).
Prerequisites
There are no prerequisites to apply this update.
Restart information
You don’t have to restart your computer after you apply this update.
Removal information
Servicing stack updates (SSUs) make changes to how updates are installed and cannot be uninstalled from the device.
Update replacement information
This update replaces the previously released update KB4566425.
File Information
The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.
__
For all supported x86-based versions
| File name | File version | Date | Time | File size |
|---|---|---|---|---|
| httpai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 55,296 |
| peerdistai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 65,024 |
| PrintAdvancedInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:40 | 99,328 |
| msdtcadvancedinstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 215,040 |
| netfxconfig.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:01 | 40,448 |
| ConfigureIEOptionalComponentsAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 76,800 |
| IEFileInstallAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 66,560 |
| servicemodelregai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 96,768 |
| SetIEInstalledDateAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 49,152 |
| ceipfwdai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:19 | 197,632 |
| bcdeditai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 271,360 |
| appxreg.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:51 | 19,968 |
| RegisterIEPKeysAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 23,040 |
| cmipnpinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:59 | 195,072 |
| mofinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 64,000 |
| esscli.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:31 | 293,376 |
| mofd.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 204,800 |
| repdrvfs.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:13 | 276,992 |
| fastprox.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:30 | 670,208 |
| wbemcomn.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 386,048 |
| wbemcore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 925,696 |
| wmiutils.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:14 | 90,624 |
| wbemprox.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:14 | 29,696 |
| wmicmiplugin.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 392,704 |
| sppinst.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:25 | 646,656 |
| cmifw.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 80,896 |
| FirewallOfflineAPI.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:18 | 140,800 |
| NetSetupAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 55,296 |
| NetSetupApi.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:17 | 124,928 |
| securebootai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 43,008 |
| winsockai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 71,680 |
| ws2_helper.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 50,176 |
| cleanupai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 36,864 |
| wdscore.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:32 | 208,384 |
| CntrtextInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:27 | 128,000 |
| drvstore.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:35 | 610,304 |
| dpx.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:25 | 265,216 |
| msdelta.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:33 | 398,336 |
| mspatcha.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:36 | 36,864 |
| cmiv2.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:00 | 2,257,408 |
| cmiaisupport.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:20 | 2,162,688 |
| cmitrust.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 286,720 |
| WcmTypes.xsd | Not versioned | 18-Jun-2013 | 6:06 | 1,047 |
| CbsMsg.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 41,984 |
| CbsCore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 1,379,840 |
| TiWorker.exe | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 190,464 |
| TiFileFetcher.exe | 6.3.9600.19651 | 12-Feb-2020 | 20:18 | 355,328 |
| DrUpdate.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:34 | 202,240 |
| wrpint.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:26 | 56,320 |
| wcp.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:26 | 2,408,960 |
| cmiadapter.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 121,856 |
| smiengine.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:11 | 750,080 |
| smipi.dll | 6.3.9600.19750 | 10-Jun-2020 | 19:42 | 59,904 |
| poqexec.exe | 6.3.9600.19651 | 12-Feb-2020 | 21:06 | 129,536 |
| x86_installed | Not versioned | 18-Jun-2013 | 5:26 | 9 |
| bfsvc.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:19 | 74,240 |
| timezoneai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:26 | 86,528 |
| GlobalInstallOrder.xml | Not versioned | 18-Jun-2013 | 6:12 | 1,249,919 |
| luainstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 43,008 |
| fveupdateai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 57,344 |
__
For all supported ARM-based versions
| File name | File version | Date | Time | File size |
|---|---|---|---|---|
| httpai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 49,440 |
| peerdistai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 59,168 |
| PrintAdvancedInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 89,352 |
| msdtcadvancedinstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:24 | 193,312 |
| netfxconfig.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 38,176 |
| ConfigureIEOptionalComponentsAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 70,912 |
| IEFileInstallAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 59,680 |
| servicemodelregai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 96,008 |
| SetIEInstalledDateAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 45,344 |
| ceipfwdai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 171,296 |
| bcdeditai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 267,552 |
| appxreg.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 21,768 |
| RegisterIEPKeysAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 24,352 |
| cmipnpinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 190,752 |
| mofinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:20 | 59,656 |
| esscli.dll | 6.3.9600.19537 | 10-Oct-2019 | 19:45 | 306,440 |
| mofd.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:19 | 190,728 |
| repdrvfs.dll | 6.3.9600.16384 | 21-Aug-2013 | 20:54 | 272,744 |
| fastprox.dll | 6.3.9600.19537 | 10-Oct-2019 | 19:45 | 664,056 |
| wbemcomn.dll | 6.3.9600.16384 | 21-Aug-2013 | 20:54 | 364,392 |
| wbemcore.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:20 | 946,952 |
| wmiutils.dll | 6.3.9600.16384 | 21-Aug-2013 | 20:54 | 96,104 |
| wbemprox.dll | 6.3.9600.16384 | 21-Aug-2013 | 20:54 | 36,712 |
| wmicmiplugin.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:20 | 418,592 |
| sppinst.dll | 6.3.9600.19537 | 10-Oct-2019 | 19:45 | 531,424 |
| cmifw.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:18 | 80,136 |
| FirewallOfflineAPI.dll | 6.3.9600.17475 | 31-Oct-2014 | 0:07 | 136,528 |
| NetSetupAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:18 | 54,024 |
| NetSetupApi.dll | 6.3.9600.16384 | 21-Aug-2013 | 19:17 | 131,584 |
| securebootai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 43,296 |
| winsockai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 65,312 |
| ws2_helper.dll | 6.3.9600.16384 | 21-Aug-2013 | 20:58 | 54,120 |
| cleanupai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 36,640 |
| wdscore.dll | 6.3.9600.17475 | 31-Oct-2014 | 0:07 | 192,848 |
| CntrtextInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 128,288 |
| drvstore.dll | 6.3.9600.19537 | 10-Oct-2019 | 20:08 | 534,280 |
| dpx.dll | 6.3.9600.19537 | 10-Oct-2019 | 20:08 | 273,672 |
| msdelta.dll | 6.3.9600.16384 | 21-Aug-2013 | 20:58 | 407,400 |
| mspatcha.dll | 6.3.9600.16384 | 21-Aug-2013 | 20:58 | 42,352 |
| cmiv2.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 2,502,920 |
| cmiaisupport.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 2,394,376 |
| cmitrust.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 298,784 |
| WcmTypes.xsd | Not versioned | 18-Jun-2013 | 8:30 | 1,047 |
| CbsMsg.dll | 6.3.9600.17031 | 22-Feb-2014 | 3:48 | 48,488 |
| CbsCore.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 1,234,720 |
| TiWorker.exe | 6.3.9600.17031 | 22-Feb-2014 | 0:30 | 186,368 |
| TiFileFetcher.exe | 6.3.9600.19724 | 20-May-2020 | 4:05 | 332,048 |
| DrUpdate.dll | 6.3.9600.19537 | 10-Oct-2019 | 20:08 | 188,168 |
| wrpint.dll | 6.3.9600.17031 | 22-Feb-2014 | 3:48 | 56,680 |
| wcp.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 2,088,736 |
| cmiadapter.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 102,688 |
| smiengine.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 630,048 |
| smipi.dll | 6.3.9600.19750 | 10-Jun-2020 | 20:43 | 56,072 |
| poqexec.exe | 6.3.9600.19724 | 20-May-2020 | 3:25 | 104,960 |
| arm_installed | Not versioned | 18-Jun-2013 | 7:51 | 9 |
| bfsvc.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 71,968 |
| timezoneai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 78,624 |
| GlobalInstallOrder.xml | Not versioned | 18-Jun-2013 | 8:34 | 1,249,919 |
| luainstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 50,440 |
| fveupdateai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:23 | 53,024 |
| httpai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 55,296 |
| peerdistai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 65,024 |
| PrintAdvancedInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:40 | 99,328 |
| msdtcadvancedinstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 215,040 |
| netfxconfig.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:01 | 40,448 |
| ConfigureIEOptionalComponentsAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 76,800 |
| IEFileInstallAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 66,560 |
| servicemodelregai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 96,768 |
| SetIEInstalledDateAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 49,152 |
| ceipfwdai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:19 | 197,632 |
| bcdeditai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 271,360 |
| appxreg.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:51 | 19,968 |
| RegisterIEPKeysAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 23,040 |
| cmipnpinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:59 | 195,072 |
| mofinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 64,000 |
| esscli.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:40 | 293,376 |
| mofd.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 204,800 |
| repdrvfs.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:13 | 276,992 |
| fastprox.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:40 | 670,208 |
| wbemcomn.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 386,048 |
| wbemcore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 925,696 |
| wmiutils.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:14 | 90,624 |
| wbemprox.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:14 | 29,696 |
| wmicmiplugin.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 392,704 |
| sppinst.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:35 | 646,656 |
| cmifw.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 80,896 |
| FirewallOfflineAPI.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:18 | 140,800 |
| NetSetupAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 55,296 |
| NetSetupApi.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:17 | 124,928 |
| securebootai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 43,008 |
| winsockai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 71,680 |
| ws2_helper.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 50,176 |
| cleanupai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 36,864 |
| wdscore.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:41 | 208,384 |
| CntrtextInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:27 | 128,000 |
| drvstore.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:45 | 610,304 |
| dpx.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:35 | 265,216 |
| msdelta.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:42 | 398,336 |
| mspatcha.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:46 | 36,864 |
| cmiv2.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:00 | 2,257,408 |
| cmiaisupport.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:20 | 2,162,688 |
| cmitrust.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 286,720 |
| WcmTypes.xsd | Not versioned | 18-Jun-2013 | 6:06 | 1,047 |
| CbsMsg.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 41,984 |
| CbsCore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 1,379,840 |
| TiWorker.exe | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 190,464 |
| TiFileFetcher.exe | 6.3.9600.19724 | 20-May-2020 | 2:57 | 355,328 |
| DrUpdate.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:44 | 202,240 |
| wrpint.dll | 6.3.9600.19537 | 10-Oct-2019 | 18:35 | 56,320 |
| wcp.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:26 | 2,408,960 |
| cmiadapter.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 121,856 |
| smiengine.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:11 | 750,080 |
| smipi.dll | 6.3.9600.19750 | 10-Jun-2020 | 19:42 | 59,904 |
| poqexec.exe | 6.3.9600.19724 | 20-May-2020 | 3:54 | 129,536 |
| x86_installed | Not versioned | 18-Jun-2013 | 5:26 | 9 |
| bfsvc.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:19 | 74,240 |
| timezoneai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:26 | 86,528 |
| GlobalInstallOrder.xml | Not versioned | 18-Jun-2013 | 6:12 | 1,249,919 |
| luainstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 43,008 |
| fveupdateai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 57,344 |
__
For all supported x64-based versions
| File name | File version | Date | Time | File size |
|---|---|---|---|---|
| httpai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:39 | 57,856 |
| peerdistai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:39 | 72,192 |
| PrintAdvancedInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:04 | 102,400 |
| msdtcadvancedinstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:38 | 257,536 |
| netfxconfig.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:32 | 34,816 |
| ConfigureIEOptionalComponentsAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:37 | 84,992 |
| IEFileInstallAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:30 | 68,096 |
| servicemodelregai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:37 | 115,200 |
| SetIEInstalledDateAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:39 | 51,712 |
| ceipfwdai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:32 | 228,352 |
| bcdeditai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:43 | 287,232 |
| appxreg.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:19 | 14,848 |
| RegisterIEPKeysAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:35 | 19,968 |
| cmipnpinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:29 | 248,832 |
| appserverai.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:27 | 146,432 |
| RDWebAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:59 | 140,288 |
| tssdisai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:56 | 155,648 |
| VmHostAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:04 | 122,880 |
| mofinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:40 | 67,072 |
| esscli.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:47 | 388,608 |
| mofd.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:37 | 248,320 |
| repdrvfs.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:31 | 350,208 |
| fastprox.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:46 | 854,016 |
| wbemcomn.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:49 | 453,632 |
| wbemcore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:36 | 1,148,928 |
| wmiutils.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:34 | 111,104 |
| wbemprox.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:33 | 35,840 |
| wmicmiplugin.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:30 | 508,928 |
| sppinst.dll | 6.3.9600.19651 | 12-Feb-2020 | 20:53 | 769,024 |
| cmifw.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:36 | 97,280 |
| FirewallOfflineAPI.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:40 | 166,912 |
| NetSetupAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:42 | 65,024 |
| NetSetupApi.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:39 | 184,832 |
| securebootai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:42 | 38,912 |
| winsockai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:37 | 69,632 |
| ws2_helper.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:33 | 62,976 |
| cleanupai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:39 | 33,280 |
| wdscore.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:49 | 276,480 |
| CntrtextInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:45 | 153,088 |
| drvstore.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:54 | 744,960 |
| dpx.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:38 | 345,088 |
| msdelta.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:50 | 499,712 |
| mspatcha.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:55 | 46,080 |
| cmiv2.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:31 | 3,300,864 |
| cmiaisupport.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:34 | 3,154,944 |
| cmitrust.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:40 | 418,304 |
| WcmTypes.xsd | Not versioned | 18-Jun-2013 | 8:30 | 1,047 |
| CbsMsg.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:33 | 42,496 |
| CbsCore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:30 | 1,606,656 |
| TiWorker.exe | 6.3.9600.17477 | 30-Oct-2014 | 15:33 | 193,024 |
| TiFileFetcher.exe | 6.3.9600.19651 | 12-Feb-2020 | 20:55 | 427,520 |
| DrUpdate.dll | 6.3.9600.19651 | 12-Feb-2020 | 21:06 | 246,784 |
| wrpint.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:39 | 66,048 |
| wcp.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:42 | 2,854,912 |
| cmiadapter.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:37 | 139,264 |
| smiengine.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:20 | 922,624 |
| smipi.dll | 6.3.9600.19750 | 10-Jun-2020 | 19:54 | 65,536 |
| poqexec.exe | 6.3.9600.19651 | 12-Feb-2020 | 22:03 | 146,432 |
| amd64_installed | Not versioned | 18-Jun-2013 | 7:49 | 9 |
| bfsvc.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:33 | 76,800 |
| timezoneai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:43 | 101,888 |
| GlobalInstallOrder.xml | Not versioned | 18-Jun-2013 | 8:34 | 1,249,919 |
| luainstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:40 | 53,248 |
| fveupdateai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:38 | 61,952 |
| httpai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 55,296 |
| peerdistai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 65,024 |
| PrintAdvancedInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:40 | 99,328 |
| msdtcadvancedinstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 215,040 |
| netfxconfig.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:01 | 40,448 |
| ConfigureIEOptionalComponentsAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 76,800 |
| IEFileInstallAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 66,560 |
| servicemodelregai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 96,768 |
| SetIEInstalledDateAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 49,152 |
| ceipfwdai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:19 | 197,632 |
| bcdeditai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 271,360 |
| appxreg.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:51 | 19,968 |
| RegisterIEPKeysAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 23,040 |
| cmipnpinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:59 | 195,072 |
| mofinstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 64,000 |
| esscli.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:31 | 293,376 |
| mofd.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 204,800 |
| repdrvfs.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:13 | 276,992 |
| fastprox.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:30 | 670,208 |
| wbemcomn.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 386,048 |
| wbemcore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 925,696 |
| wmiutils.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:14 | 90,624 |
| wbemprox.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:14 | 29,696 |
| wmicmiplugin.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 392,704 |
| sppinst.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:25 | 646,656 |
| cmifw.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:21 | 80,896 |
| FirewallOfflineAPI.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:18 | 140,800 |
| NetSetupAI.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 55,296 |
| NetSetupApi.dll | 6.3.9600.17475 | 28-Oct-2014 | 17:17 | 124,928 |
| securebootai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:25 | 43,008 |
| winsockai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 71,680 |
| ws2_helper.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 50,176 |
| cleanupai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:23 | 36,864 |
| wdscore.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:32 | 208,384 |
| CntrtextInstaller.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:27 | 128,000 |
| drvstore.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:35 | 610,304 |
| dpx.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:25 | 265,216 |
| msdelta.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:33 | 398,336 |
| mspatcha.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:36 | 36,864 |
| cmiv2.dll | 6.3.9600.19985 | 4-Mar-2021 | 20:00 | 2,257,408 |
| cmiaisupport.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:20 | 2,162,688 |
| cmitrust.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 286,720 |
| WcmTypes.xsd | Not versioned | 18-Jun-2013 | 6:06 | 1,047 |
| CbsMsg.dll | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 41,984 |
| CbsCore.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:18 | 1,379,840 |
| TiWorker.exe | 6.3.9600.17477 | 30-Oct-2014 | 15:37 | 190,464 |
| TiFileFetcher.exe | 6.3.9600.19651 | 12-Feb-2020 | 20:18 | 355,328 |
| DrUpdate.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:34 | 202,240 |
| wrpint.dll | 6.3.9600.19402 | 24-Jun-2019 | 18:26 | 56,320 |
| wcp.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:26 | 2,408,960 |
| cmiadapter.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 121,856 |
| smiengine.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:11 | 750,080 |
| smipi.dll | 6.3.9600.19750 | 10-Jun-2020 | 19:42 | 59,904 |
| poqexec.exe | 6.3.9600.19651 | 12-Feb-2020 | 21:06 | 129,536 |
| x86_installed | Not versioned | 18-Jun-2013 | 5:26 | 9 |
| bfsvc.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:19 | 74,240 |
| timezoneai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:26 | 86,528 |
| GlobalInstallOrder.xml | Not versioned | 18-Jun-2013 | 6:12 | 1,249,919 |
| luainstall.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:24 | 43,008 |
| fveupdateai.dll | 6.3.9600.19985 | 4-Mar-2021 | 19:22 | 57,344 |
References
For information about SSUs, see the following articles:
- Servicing stack updates
- Servicing Stack Updates (SSU): Frequently Asked Questions
- ADV990001 | Latest Servicing Stack Updates
For more information about Dynamic Updates, see the following articles: - The benefits of Windows 10 Dynamic Update
- Updating Windows 10 media with Dynamic Update packages
Learn about the terminology that Microsoft uses to describe software updates.
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6.7 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.7 Medium
AI Score
Confidence
High
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
8.8%
Related for KB5001403