CVE-2023-23400

Windows DNS Server Remote Code Execution Vulnerability

CVE-2023-23400 is fixed in 8 products on 1 platform, first by KB5023697, released March 14, 2023. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.2

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0126

69th percentile

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Windows Server 2012 R2		KB5023765	Mar 14, 2023
Windows Server 2012 R2		KB5023764	Mar 14, 2023
Windows Server 2012 R2 (Server Core installation)		KB5023765	Mar 14, 2023
Windows Server 2012 R2 (Server Core installation)		KB5023764	Mar 14, 2023
Windows Server 2016	14393.5786	KB5023697	Mar 14, 2023
Windows Server 2016 (Server Core installation)	14393.5786	KB5023697	Mar 14, 2023
Windows Server 2019	17763.4131	KB5023702	Mar 14, 2023
Windows Server 2019 (Server Core installation)	17763.4131	KB5023702	Mar 14, 2023
Windows Server 2022		KB5023786	Mar 14, 2023
Windows Server 2022	20348.1607	KB5023705	Mar 14, 2023
Windows Server 2022 (Server Core installation)		KB5023786	Mar 14, 2023
Windows Server 2022 (Server Core installation)	20348.1607	KB5023705	Mar 14, 2023

Details

Published
March 14, 2023
Weakness
Heap-based Buffer Overflow
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23400

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