CVE-2021-28434: Remote Procedure Call Runtime Remote Code Execution Vulnerability
First published: Tue Apr 13 2021(Updated: )
Remote Procedure Call Runtime Remote Code Execution Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =20h2 | |
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 10 | =1803 | |
| Microsoft Windows 10 | =1809 | |
| Microsoft Windows 10 | =1909 | |
| Microsoft Windows 10 | =2004 | |
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows 8.1 | ||
| Microsoft Windows RT | ||
| Microsoft Windows Server 2008 Itanium | =sp2 | |
| Microsoft Windows Server 2008 Itanium | =r2-sp1 | |
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows Server 2012 x64 | =r2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2016 | =20h2 | |
| Microsoft Windows Server 2016 | =1909 | |
| Microsoft Windows Server 2016 | =2004 | |
| Microsoft Windows Server 2019 |
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Frequently Asked Questions
What is the severity of CVE-2021-28434?
CVE-2021-28434 is classified as a critical severity vulnerability, posing a significant risk of remote code execution.
How do I fix CVE-2021-28434?
To fix CVE-2021-28434, ensure that your system is updated with the latest security patches provided by Microsoft.
Which systems are affected by CVE-2021-28434?
CVE-2021-28434 affects various versions of Microsoft Windows, including Windows 10, Windows 7, Windows 8.1, and several Windows Server editions.
What kind of attack can exploit CVE-2021-28434?
CVE-2021-28434 can be exploited through specially crafted RPC requests, allowing attackers to execute arbitrary code remotely.
Is there a workaround for CVE-2021-28434?
While the best solution is to apply patches, minimizing exposure to untrusted networks may serve as a temporary workaround for CVE-2021-28434.
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- source/MITRE
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- agent/softwarecombine
- agent/tags
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/microsoft
- canonical/microsoft windows 10
- version/microsoft windows 10/20h2
- version/microsoft windows 10/1607
- version/microsoft windows 10/1803
- version/microsoft windows 10/1809
- version/microsoft windows 10/1909
- version/microsoft windows 10/2004
- canonical/microsoft windows 7
- version/microsoft windows 7/sp1
- canonical/microsoft windows 8.1
- canonical/microsoft windows rt
- canonical/microsoft windows server 2008 itanium
- version/microsoft windows server 2008 itanium/sp2
- version/microsoft windows server 2008 itanium/r2-sp1
- canonical/microsoft windows server 2012 x64
- version/microsoft windows server 2012 x64/r2
- canonical/microsoft windows server 2016
- version/microsoft windows server 2016/20h2
- version/microsoft windows server 2016/1909
- version/microsoft windows server 2016/2004
- canonical/microsoft windows server 2019