CVE-2020-1076: Windows Denial of Service Vulnerability

Published May 12, 2020
·
Updated

A denial of service vulnerability exists when Windows improperly handles objects in memory, aka 'Windows Denial of Service Vulnerability'.

Other sources

A denial of service vulnerability exists when Windows improperly handles objects in memory. An attacker who successfully exploited the vulnerability could cause a target system to stop responding. To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application. The vulnerability would not allow an attacker to execute code or to elevate user rights directly, but it could be used to cause a target system to stop responding. The update addresses the vulnerability by correcting how Windows handles objects in memory.

Microsoft

Affected Software

52 affected componentsFixes available
Microsoft Windows 10
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 8.1
Microsoft Windows RT 8.1
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 2019=1903
Microsoft Windows Server 2019=1909
Microsoft Windows Server 2012 R2
Microsoft Windows 10=1903
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows Server 2016
Microsoft Windows RT 8.1
Microsoft Windows Server 2012 R2
Microsoft Windows 8.1 for 32-bit systems
Microsoft Windows Server=1903
Microsoft Windows 8.1 for x64-based systems
Microsoft Windows 10=1607
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows 10
Microsoft Windows 10=1909
Microsoft Windows 10
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=1903
Microsoft Windows 10=1903
Microsoft Windows 10=1709
Microsoft Windows 10=1709
Microsoft Windows 10=1709
Microsoft Windows Server 2019
Microsoft Windows Server=1909
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1803
Microsoft Windows Server=1803
Microsoft Windows 10=1803
Microsoft Windows 10=1803
Microsoft Windows 10=1809

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 KB4556799
  4. Upgrade

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

    Patch KB4556813
  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 KB4556826
  7. Upgrade

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

    Patch KB4556812
  8. Upgrade

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

    Patch KB4551853
  9. 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·10:52 PM
Data Sourced
via MITRE·10:52 PM
DescriptionSeverity
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-1076?

CVE-2020-1076 has been assigned a severity rating of Important by Microsoft.

2

How do I fix CVE-2020-1076?

To fix CVE-2020-1076, apply the security updates released by Microsoft for the affected Windows versions.

3

Which systems are affected by CVE-2020-1076?

CVE-2020-1076 affects various versions of Windows, including Windows 10, Windows 7, Windows 8.1, and several versions of Windows Server.

4

What are the potential consequences of CVE-2020-1076?

Exploitation of CVE-2020-1076 can lead to a denial of service condition, causing system instability.

5

Is there a workaround for CVE-2020-1076?

Microsoft has not provided a specific workaround for CVE-2020-1076; the best action is to install the updates.

Contact

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