CVE-2020-1054: Microsoft Win32k Privilege Escalation Vulnerability
First published: Thu May 21 2020(Updated: )
An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1143.
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 | ||
| 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 | =1803 | |
| Microsoft Windows Server 2016 | =1903 | |
| Microsoft Windows Server 2016 | =1909 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Win32 Kernel Subsystem |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-1054?
CVE-2020-1054 has a CVSS score indicating a high severity level due to its potential for elevation of privilege.
How can I mitigate CVE-2020-1054?
To mitigate CVE-2020-1054, apply the security update provided by Microsoft as soon as possible.
Which systems are affected by CVE-2020-1054?
CVE-2020-1054 affects multiple versions of Microsoft Windows 10, Windows 7, Windows 8.1, and various Windows Server editions.
Can CVE-2020-1054 be exploited remotely?
CVE-2020-1054 requires local access for exploitation, meaning an attacker needs to be on the system to take advantage of the vulnerability.
What type of vulnerability is CVE-2020-1054 classified as?
CVE-2020-1054 is classified as an elevation of privilege vulnerability.
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- version/microsoft windows 10/1803
- version/microsoft windows 10/1809
- version/microsoft windows 10/1903
- version/microsoft windows 10/1909
- canonical/microsoft windows 7
- version/microsoft windows 7/sp1
- canonical/microsoft windows 8.1
- canonical/microsoft windows rt
- canonical/microsoft windows server
- version/microsoft windows server/sp2
- version/microsoft windows server/r2-sp1
- version/microsoft windows server/r2
- canonical/microsoft windows server 2016
- version/microsoft windows server 2016/1803
- version/microsoft windows server 2016/1903
- version/microsoft windows server 2016/1909
- canonical/microsoft windows server 2019
- canonical/microsoft win32 kernel subsystem