CVE-2020-1114: Windows Kernel Elevation of Privilege Vulnerability

Published May 12, 2020
·
Updated

An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory, aka 'Windows Kernel Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1087.

Other sources

An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application to take control of an affected system. The update addresses the vulnerability by correcting how the Windows kernel handles objects in memory.

Microsoft

Affected Software

64 affected componentsFixes available
Microsoft Windows 10
Microsoft Windows 10
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows 7=sp1
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2012
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows RT 8.1
Microsoft Windows 8.1 for x64-based systems
Microsoft Windows 8.1 for 32-bit systems
Microsoft Windows 7
Microsoft Windows 7
Microsoft Windows 10=1607
Microsoft Windows Server 2016
Microsoft Windows 10
Microsoft Windows Server=1903
Microsoft Windows 10=1607
Microsoft Windows Server 2016
Microsoft Windows 10=1903
Microsoft Windows 10
Microsoft Windows 10=1903
Microsoft Windows 10=1903
Microsoft Windows 10=1709
Microsoft Windows 10=1709
Microsoft Windows 10=1709
Microsoft Windows Server=1909
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows Server 2019
Microsoft Windows 10=1803
Microsoft Windows Server=1803
Microsoft Windows 10=1803

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Patch KB4556853
  2. Upgrade

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

    Patch KB4556852
  3. Upgrade

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

    Patch KB4556843
  4. Upgrade

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

    Patch KB4556854
  5. Upgrade

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

    Patch KB4556846
  6. Upgrade

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

    Patch KB4556813
  7. Upgrade

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

    Patch KB4556826
  8. Upgrade

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

    Patch KB4556799
  9. Upgrade

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

    Patch KB4556812
  10. Upgrade

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

    Patch KB4551853
  11. Upgrade

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

    Patch KB4556807

Event History

May 12, 2020
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
DescriptionSeverity
May 21, 2020
CVE Published
via MITRE·10:53 PM
Data Sourced
via MITRE·10:53 PM
DescriptionSeverity
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-1114?

CVE-2020-1114 has a critical severity rating, allowing potential elevation of privileges on affected systems.

2

How do I fix CVE-2020-1114?

To fix CVE-2020-1114, ensure that your Windows operating system is updated with the latest security patches from Microsoft.

3

Which Windows versions are affected by CVE-2020-1114?

CVE-2020-1114 affects various versions of Windows, including Windows 7, 8.1, 10, and several server editions.

4

What type of vulnerability is CVE-2020-1114?

CVE-2020-1114 is classified as an elevation of privilege vulnerability within the Windows kernel.

5

Can CVE-2020-1114 be exploited remotely?

CVE-2020-1114 requires local access to the system to exploit, meaning it cannot be exploited remotely without physical access.

Contact

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