Exploited
high
7.8
Advisory Published
Updated

CVE-2019-0803: Microsoft Win32k Privilege Escalation Vulnerability

First published: Tue Apr 09 2019(Updated: )

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0685, CVE-2019-0859.

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows 10
Microsoft Windows 10=1607
Microsoft Windows 10=1703
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT
Microsoft Windows Server=sp2
Microsoft Windows Server=r2-sp1
Microsoft Windows Server=r2-sp1
Microsoft Windows Server
Microsoft Windows Server=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1709
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2019
Microsoft Win32 Kernel Subsystem

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0803

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2019-0803?

    CVE-2019-0803 is rated as an elevation of privilege vulnerability, which can allow attackers to gain unauthorized access to system resources.

  • How do I fix CVE-2019-0803?

    You can fix CVE-2019-0803 by applying the latest security updates provided by Microsoft for the affected Windows versions.

  • Which versions of Windows are affected by CVE-2019-0803?

    CVE-2019-0803 affects multiple versions of Windows including Windows 7, 8.1, 10, and various Windows Server editions.

  • What type of vulnerability is CVE-2019-0803?

    CVE-2019-0803 is an elevation of privilege vulnerability in the Win32k component of Windows.

  • Can CVE-2019-0803 be exploited remotely?

    CVE-2019-0803 requires local access to the system for exploitation, making remote exploitation unlikely.

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