CVE-2022-41100: Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege Vulnerability

Published Nov 8, 2022
·
Updated

Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege Vulnerability

Affected Software

49 affected componentsFixes available
Microsoft Windows 10
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=21h2
Microsoft Windows 10=22h2
Microsoft Windows 10=1607
Microsoft Windows 10=1809
Microsoft Windows 11
Microsoft Windows 11=22h2
Microsoft Windows 8.1
Microsoft Windows 8.1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows RT 8.1<6.3.9600.20670
6.3.9600.20670
Microsoft Windows Server 2012 R2<6.3.9600.20671, <6.3.9600.20670
6.3.9600.206716.3.9600.20670
Microsoft Windows 8.1 for 32-bit systems<6.3.9600.20671, <6.3.9600.20670
6.3.9600.206716.3.9600.20670
Microsoft Windows Server 2012 R2<6.3.9600.20671, <6.3.9600.20670
6.3.9600.206716.3.9600.20670
Microsoft Windows 10=1607
10.0.14393.5501
Microsoft Windows Server 2016<10.0.14393.5501
10.0.14393.5501
Microsoft Windows 8.1 for x64-based systems<6.3.9600.20671, <6.3.9600.20670
6.3.9600.206716.3.9600.20670
Microsoft Windows 10=1607
10.0.14393.5501
Microsoft Windows Server 2016<10.0.14393.5501
10.0.14393.5501
Microsoft Windows 10<10.0.10240.19567
10.0.10240.19567
Microsoft Windows 10=22H2
10.0.19045.2251
Microsoft Windows 10<10.0.10240.19567
10.0.10240.19567
Microsoft Windows 10=21H2
10.0.19044.2251
Microsoft Windows 11=22H2
10.0.22621.819
Microsoft Windows 10=22H2
10.0.19045.2251
Microsoft Windows 10=22H2
10.0.19045.2251
Microsoft Windows 10=21H2
10.0.19044.2251
Microsoft Windows 11=22H2
10.0.22621.819
Microsoft Windows 11=21H2
10.0.22000.1219
Microsoft Windows 10=21H2
10.0.19044.2251
Microsoft Windows 11=21H2
10.0.22000.1219
Microsoft Windows 10=20H2
10.0.19042.2251
Microsoft Windows 10=21H1
10.0.19043.2251
Microsoft Windows Server 2022<10.0.20348.1249, <10.0.20348.1251
10.0.20348.124910.0.20348.1251
Microsoft Windows 10=21H1
10.0.19043.2251
Microsoft Windows 10=20H2
10.0.19042.2251
Microsoft Windows Server 2022<10.0.20348.1249, <10.0.20348.1251
10.0.20348.124910.0.20348.1251
Microsoft Windows Server 2019<10.0.17763.3650
10.0.17763.3650
Microsoft Windows Server 2019<10.0.17763.3650
10.0.17763.3650
Microsoft Windows 10=21H1
10.0.19043.2251
Microsoft Windows 10=1809
10.0.17763.3650
Microsoft Windows 10=1809
10.0.17763.3650
Microsoft Windows 10=1809
10.0.17763.3650

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 6.3.9600.20670Patch KB5020010
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 6.3.9600.20671Fixed in 6.3.9600.20670Patch KB5020010
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.14393.5501Patch KB5019964
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.10240.19567Patch KB5019970
  5. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19045.2251Patch KB5019959
  6. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19044.2251Patch KB5019959
  7. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.22621.819Patch KB5019980
  8. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.22000.1219Patch KB5019961
  9. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19042.2251Patch KB5019959
  10. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.20348.1249Fixed in 10.0.20348.1251Patch KB5019080
  11. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19043.2251Patch KB5019959
  12. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.17763.3650Patch KB5019966

Event History

Nov 8, 2022
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
Nov 9, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverity
Data Sourced
via NVD·10:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2022-41100?

CVE-2022-41100 has a severity rating of 'Important' as it allows elevation of privilege on affected Windows systems.

2

How do I fix CVE-2022-41100?

To fix CVE-2022-41100, apply the latest security updates from Microsoft that address this vulnerability.

3

What types of systems are affected by CVE-2022-41100?

CVE-2022-41100 affects multiple Microsoft Windows versions including Windows Server 2012 R2, Windows 8.1, Windows 10, and Windows 11.

4

Can CVE-2022-41100 be exploited remotely?

CVE-2022-41100 cannot be exploited remotely and requires local access to the system for successful exploitation.

5

What are the potential impacts of CVE-2022-41100?

The potential impacts of CVE-2022-41100 include unauthorized elevation of privileges, which may allow attackers to run arbitrary code in the context of a local user.

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