CVE-2021-40478: Microsoft Windows storport Integer Overflow Privilege Escalation Vulnerability
First published: Tue Oct 12 2021(Updated: )
Storage Spaces Controller Elevation of Privilege Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows 10 | =20H2 | |
| Microsoft Windows | ||
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows Server | =20H2 | |
| Microsoft Windows 10 | =2004 | |
| Microsoft Windows 8.1 for 32-bit systems | ||
| Microsoft Windows 10 | =20H2 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows 10 | =21H1 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 11 | =21H2 | |
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =2004 | |
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 11 | =21H2 | |
| Microsoft Windows 8.1 for x64-based systems | ||
| Microsoft Windows Server | =2004 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =21H1 | |
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =20H2 | |
| Microsoft Windows 10 | =21H1 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 10 | =2004 | |
| Microsoft Windows 10 | ||
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =20h2 | |
| Microsoft Windows 10 | =21h1 | |
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 10 | =2004 | |
| Microsoft Windows 11 | ||
| Microsoft Windows 11 | ||
| Microsoft Windows 8.1 | ||
| Microsoft Windows RT | ||
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows Server 2012 x64 | =r2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2016 | =20h2 | |
| Microsoft Windows Server 2016 | =2004 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2022 | ||
| Microsoft Windows RT |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-40478?
CVE-2021-40478 is rated as important by Microsoft, indicating it can lead to significant privileges being escalated by local attackers.
How do I fix CVE-2021-40478?
To fix CVE-2021-40478, users should apply the relevant security updates provided by Microsoft in their latest patches.
Which versions of Windows are affected by CVE-2021-40478?
CVE-2021-40478 affects various versions of Microsoft Windows, including Windows 10 and Windows Server installations.
Can CVE-2021-40478 be exploited remotely?
No, CVE-2021-40478 requires local access to the system to exploit, meaning an attacker must have physical or administrative access.
What are the potential impacts of CVE-2021-40478?
The potential impacts of CVE-2021-40478 include unauthorized privilege escalation, allowing attackers to gain higher-level access to the system.
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- source/ZDI
- alias/ZDI-21-1155
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- alias/CVE-2021-40478
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- vendor/microsoft
- canonical/microsoft windows 10
- version/microsoft windows 10/20h2
- canonical/microsoft windows
- version/microsoft windows 10/1909
- canonical/microsoft windows server 2022
- canonical/microsoft windows server 2012 r2
- canonical/microsoft windows server
- version/microsoft windows server/20h2
- version/microsoft windows 10/2004
- canonical/microsoft windows 8.1 for 32-bit systems
- version/microsoft windows 10/21h1
- version/microsoft windows 10/1809
- canonical/microsoft windows 11
- version/microsoft windows 11/21h2
- version/microsoft windows 10/1607
- canonical/microsoft windows server 2019
- canonical/microsoft windows 8.1 for x64-based systems
- version/microsoft windows server/2004
- canonical/microsoft windows server 2016
- canonical/microsoft windows server 2012 x64
- canonical/microsoft windows 8.1
- canonical/microsoft windows rt
- version/microsoft windows server 2012 x64/r2
- version/microsoft windows server 2016/20h2
- version/microsoft windows server 2016/2004