CVE-2024-21305

MEDIUM
2024-01-09 [email protected]
4.4
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:34 vuln.today
Patch Released
Mar 28, 2026 - 19:34 nvd
Patch available
CVE Published
Jan 09, 2024 - 18:15 nvd
MEDIUM 4.4

Tags

Authentication Bypass Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 21H2 Windows 11 22h2 Windows 11 23h2 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Microsoft

Description

Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability

Analysis

Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. This Incorrect Permission Assignment vulnerability could allow attackers to access resources due to misconfigured permissions.

Technical Context

This vulnerability is classified as Incorrect Permission Assignment (CWE-732), which allows attackers to access resources due to misconfigured permissions. Hypervisor-Protected Code Integrity (HVCI) Security Feature Bypass Vulnerability Affected products include: Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 21H2, Microsoft Windows 11 22H2.

Affected Products

Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 21H2, Microsoft Windows 11 22H2.

Remediation

A vendor patch is available. Apply the latest security update as soon as possible. Review and restrict file/resource permissions, apply principle of least privilege.

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: +0.3
CVSS: +22
POC: 0

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CVE-2024-21305 vulnerability details – vuln.today
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