CVE-2022-21893: Remote Desktop Protocol Remote Code Execution Vulnerability
First published: Tue Jan 11 2022(Updated: )
Remote Desktop Protocol Remote Code Execution Vulnerability.
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows 10 | =21H1 | |
| Microsoft Windows 10 | =21H1 | |
| Microsoft Windows Server | =20H2 | |
| Microsoft Windows 7 | ||
| Microsoft Windows 8.1 for x64-based systems | ||
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 8.1 for 32-bit systems | ||
| Microsoft Windows Server 2016 | ||
| Microsoft Windows 11 | =21H2 | |
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =21H2 | |
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =21H2 | |
| Microsoft Windows 10 | =20H2 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2008 R2 | ||
| Microsoft Windows Server 2008 R2 | ||
| Microsoft Windows 10 | =20H2 | |
| Microsoft Windows 7 | ||
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =21H2 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =21H1 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 11 | =21H2 | |
| Microsoft Windows RT | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =20h2 | |
| Microsoft Windows 10 | =20h2 | |
| Microsoft Windows 10 | =20h2 | |
| Microsoft Windows 10 | =21h1 | |
| Microsoft Windows 10 | =21h1 | |
| Microsoft Windows 10 | =21h1 | |
| Microsoft Windows 10 | =21h2 | |
| Microsoft Windows 10 | =21h2 | |
| Microsoft Windows 10 | =21h2 | |
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 11 | ||
| Microsoft Windows 11 | ||
| Microsoft Windows 7 | ||
| Microsoft Windows 8.1 | ||
| Microsoft Windows 8.1 | ||
| Microsoft Windows Server | =20h2 | |
| Microsoft Windows Server | =2022 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | ||
| Microsoft Windows Server | =r2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2019 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2022-21893?
CVE-2022-21893 has a critical severity rating due to its potential for remote code execution.
How do I fix CVE-2022-21893?
To fix CVE-2022-21893, apply the latest security updates provided by Microsoft for the affected versions of Windows.
Which systems are affected by CVE-2022-21893?
CVE-2022-21893 affects various versions of Microsoft Windows, including Windows 10, Windows Server 20H2, and others.
Is there a workaround for CVE-2022-21893?
Though the best solution is to apply patches, limiting RDP access to trusted networks can serve as a temporary workaround.
What types of attacks can exploit CVE-2022-21893?
CVE-2022-21893 can be exploited through specially crafted RDP requests to achieve unauthorized remote code execution.
- agent/author
- agent/type
- agent/description
- agent/title
- agent/remedy
- collector/msrc-cve
- source/Microsoft
- agent/references
- agent/severity
- agent/first-publish-date
- agent/software-canonical-lookup
- agent/event
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/source
- agent/software-canonical-lookup-request
- agent/softwarecombine
- agent/tags
- collector/nvd-api
- source/NVD
- collector/nvd-index
- vendor/microsoft
- canonical/microsoft windows 10
- version/microsoft windows 10/21h1
- canonical/microsoft windows server
- version/microsoft windows server/20h2
- canonical/microsoft windows 7
- canonical/microsoft windows 8.1 for x64-based systems
- version/microsoft windows 10/1909
- canonical/microsoft windows 8.1 for 32-bit systems
- canonical/microsoft windows server 2016
- canonical/microsoft windows 11
- version/microsoft windows 11/21h2
- version/microsoft windows 10/1607
- version/microsoft windows 10/21h2
- canonical/microsoft windows server 2012 r2
- version/microsoft windows 10/1809
- version/microsoft windows 10/20h2
- canonical/microsoft windows server 2019
- canonical/microsoft windows server 2008 r2
- canonical/microsoft windows server 2022
- canonical/microsoft windows rt
- canonical/microsoft windows 8.1
- version/microsoft windows server/2022
- version/microsoft windows server/sp2
- version/microsoft windows server/r2