CVE-2023-21550

Windows Cryptographic Information Disclosure Vulnerability

Description

Windows Cryptographic Information Disclosure Vulnerability

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 1.62% Top 20%
Vendor Advisory microsoft.com
Affected: Microsoft Windows 10 Version 1809
Affected: Microsoft Windows 10 Version 1809
Affected: Microsoft Windows Server 2019
Affected: Microsoft Windows Server 2019 (Server Core installation)
Affected: Microsoft Windows Server 2022
Affected: Microsoft Windows 10 Version 20H2
Affected: Microsoft Windows 11 version 21H2
Affected: Microsoft Windows 10 Version 21H2
Affected: Microsoft Windows 11 version 22H2
Affected: Microsoft Windows 10 Version 22H2
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21550 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-21550?
CVE-2023-21550 has been scored as a medium severity vulnerability.
How to fix CVE-2023-21550?
To fix CVE-2023-21550, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-21550 being actively exploited in the wild?
It is possible that CVE-2023-21550 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21550?
CVE-2023-21550 affects Microsoft Windows 10 Version 1809, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 Version 20H2, Microsoft Windows 11 version 21H2, Microsoft Windows 10 Version 21H2, Microsoft Windows 11 version 22H2, Microsoft Windows 10 Version 22H2.
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