CVE-2024-21447

HIGH EXPLOITED

Windows 10/11, Server 2022 Privilege Escalation via Improper Link Resolution

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2024-21447 has been observed exploited in the wild (reported by VulnCheck KEV).

Description

Windows Authentication Elevation of Privilege Vulnerability

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0137
EPSS Percentile 68.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

VulnCheck KEV 2025-02-26
CWE
CWE-59
Status published
Products (7)
microsoft/windows_10_21h2 < 10.0.19044.4291
microsoft/windows_10_22h2 < 10.0.19045.4291
microsoft/windows_11_21h2 < 10.0.22000.2899
microsoft/windows_11_22h2 < 10.0.22621.3447
microsoft/windows_11_23h2 < 10.0.22631.3447
microsoft/windows_server_2022 < 10.0.20348.2402
microsoft/windows_server_2022_23h2 < 10.0.25398.830
Published Apr 09, 2024
Tracked Since Feb 18, 2026