CVE-2023-21752

Windows Backup Service Elevation of Privilege Vulnerability

CVE-2023-21752 is fixed in 21 products on 1 platform, first by KB5022289, released January 10, 2023. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.1

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0547

92nd percentile

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Windows 10 Version 1607 for 32-bit Systems	14393.5648	KB5022289	Jan 10, 2023
Windows 10 Version 1607 for x64-based Systems	14393.5648	KB5022289	Jan 10, 2023
Windows 10 Version 1809 for 32-bit Systems	17763.3887	KB5022286	Jan 10, 2023
Windows 10 Version 1809 for ARM64-based Systems	17763.3887	KB5022286	Jan 10, 2023
Windows 10 Version 1809 for x64-based Systems	17763.3887	KB5022286	Jan 10, 2023
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 10 for 32-bit Systems	10240.19685	KB5022297	Jan 10, 2023
Windows 10 for x64-based Systems	10240.19685	KB5022297	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 7 for 32-bit Systems Service Pack 1		KB5022338	Jan 10, 2023
Windows 7 for 32-bit Systems Service Pack 1		KB5022339	Jan 10, 2023
Windows 7 for x64-based Systems Service Pack 1		KB5022338	Jan 10, 2023
Windows 7 for x64-based Systems Service Pack 1		KB5022339	Jan 10, 2023

Details

Published
January 10, 2023
Weakness
Improper Access Control
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21752

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