CVE-2023-21733

Windows Bind Filter Driver Elevation of Privilege Vulnerability

CVE-2023-21733 is fixed in 14 products on 1 platform, first by KB5022282, released January 10, 2023. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.0

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0030

22nd percentile

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Windows 10 Version 20H2 for 32-bit Systems		KB5022282	Jan 10, 2023
Windows 10 Version 20H2 for ARM64-based Systems		KB5022282	Jan 10, 2023
Windows 10 Version 21H2 for 32-bit Systems		KB5022282	Jan 10, 2023
Windows 10 Version 21H2 for ARM64-based Systems		KB5022282	Jan 10, 2023
Windows 10 Version 21H2 for x64-based Systems		KB5022282	Jan 10, 2023
Windows 10 Version 22H2 for 32-bit Systems		KB5022282	Jan 10, 2023
Windows 10 Version 22H2 for ARM64-based Systems		KB5022282	Jan 10, 2023
Windows 10 Version 22H2 for x64-based Systems		KB5022282	Jan 10, 2023
Windows 11 Version 22H2 for ARM64-based Systems	22621.1105	KB5022303	Jan 10, 2023
Windows 11 Version 22H2 for x64-based Systems	22621.1105	KB5022303	Jan 10, 2023
Windows 11 version 21H2 for ARM64-based Systems	22000.1455	KB5022287	Jan 10, 2023
Windows 11 version 21H2 for x64-based Systems	22000.1455	KB5022287	Jan 10, 2023
Windows Server 2022	20348.1487	KB5022291	Jan 10, 2023
Windows Server 2022 (Server Core installation)	20348.1487	KB5022291	Jan 10, 2023

Details

Published
January 10, 2023
Weakness
Heap-based Buffer Overflow
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21733

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