CVE-2023-23421

CWE-416 — Use After Free7 documents5 sources
Severity
7.8HIGH
EPSS
0.5%
top 33.89%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
30
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+27 more
Timeline
PublishedMar 14
Latest updateMay 1

Description

Windows Kernel Elevation of Privilege Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages30 packages

▶NVDmicrosoft/windows_10< 10.0.10240.19805
▶NVDmicrosoft/windows_10_1607< 10.0.14393.5786
▶NVDmicrosoft/windows_10_1809< 10.0.17763.4131
▶NVDmicrosoft/windows_10_20h2< 10.0.19042.2728
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.2728

Patches

Patch: msrc.microsoft.com ↗Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

5
Project0
The Windows Registry Adventure #8: Practical exploitation of hive memory corruption - Project Zero↗2025-05-01
▶
Project0
The Windows Registry Adventure #7: Attack surface analysis - Project Zero↗2025-05-01
▶
Project0
The Windows Registry Adventure #1: Introduction and research results - Project Zero↗2024-04-01
▶
CVEList
Windows Kernel Elevation of Privilege Vulnerability↗2023-03-14
▶
GHSA
GHSA-6534-5p4f-cmcm: Windows Kernel Elevation of Privilege Vulnerability↗2023-03-14
▶

📋Vendor Advisories

1
Microsoft
Windows Kernel Elevation of Privilege Vulnerability↗2023-03-14
▶
CVE-2023-23421 (HIGH CVSS 7.8) | Windows Kernel Elevation of Privile | cvebase.io