CVE-2023-23400

Windows DNS Server Remote Code Execution Vulnerability

Description

Windows DNS Server Remote Code Execution Vulnerability

Category

7.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 1.23% Top 25%
Vendor Advisory microsoft.com
Affected: Microsoft Windows Server 2019
Affected: Microsoft Windows Server 2019 (Server Core installation)
Affected: Microsoft Windows Server 2022
Affected: Microsoft Windows Server 2016
Affected: Microsoft Windows Server 2016 (Server Core installation)
Affected: Microsoft Windows Server 2012 R2
Affected: Microsoft Windows Server 2012 R2 (Server Core installation)
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23400 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-23400?
CVE-2023-23400 has been scored as a high severity vulnerability.
How to fix CVE-2023-23400?
To fix CVE-2023-23400, 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-2023-23400 being actively exploited in the wild?
It is possible that CVE-2023-23400 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-23400?
CVE-2023-23400 affects Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation).
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