CVE-2023-21550: Windows Cryptographic Information Disclosure Vulnerability
First published: Tue Jan 10 2023(Updated: )
Windows Cryptographic Information Disclosure Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows 10 | =20H2 | |
| Microsoft Windows 10 1809 | ||
| Microsoft Windows 10 1809 | ||
| Microsoft Windows 10 1809 | ||
| Microsoft Windows 10 20h2 | ||
| Microsoft Windows 10 20h2 | ||
| Microsoft Windows 10 20h2 | ||
| Microsoft Windows 10 21h2 | ||
| Microsoft Windows 10 21h2 | ||
| Microsoft Windows 10 21h2 | ||
| Microsoft Windows 10 22h2 | ||
| Microsoft Windows 10 22h2 | ||
| Microsoft Windows 10 22h2 | ||
| Microsoft Windows 11 21h2 | ||
| Microsoft Windows 11 21h2 | ||
| Microsoft Windows 11 22h2 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2022 | ||
| =22H2 | ||
| =22H2 | ||
| =22H2 | ||
| =21H2 | ||
| =22H2 | ||
| =21H2 | ||
| =21H2 | ||
| =22H2 | ||
| =21H2 | ||
| =21H2 | ||
| =1809 | ||
| =20H2 | ||
| =1809 | ||
| =1809 | ||
| =20H2 | ||
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Reference Links
Frequently Asked Questions
What is CVE-2023-21550?
CVE-2023-21550 is a Windows Cryptographic Information Disclosure Vulnerability.
What is the severity of CVE-2023-21550?
The severity of CVE-2023-21550 is high (5.5).
Which software versions are affected by CVE-2023-21550?
Windows 10 versions 1809, 20H2, 21H2, and 22H2, Windows 11 versions 21H2 and 22H2, Windows Server 2016, Windows Server 2019, and Windows Server 2022 are affected by CVE-2023-21550.
How can I fix CVE-2023-21550?
To fix CVE-2023-21550, apply the appropriate security update provided by Microsoft, which can be found in the reference links.
Where can I find more information about CVE-2023-21550?
You can find more information about CVE-2023-21550 at the Microsoft Security Response Center website.
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- source/NVD
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- vendor/microsoft
- canonical/microsoft windows 10
- version/microsoft windows 10/20h2
- canonical/microsoft windows 10 1809
- canonical/microsoft windows 10 20h2
- canonical/microsoft windows 10 21h2
- canonical/microsoft windows 10 22h2
- canonical/microsoft windows 11 21h2
- canonical/microsoft windows 11 22h2
- canonical/microsoft windows server 2019
- canonical/microsoft windows server 2022
- version/microsoft windows 10/22h2
- version/microsoft windows 10/1809
- version/microsoft windows 10/21h2
- canonical/microsoft windows 11
- version/microsoft windows 11/21h2
- version/microsoft windows 11/22h2