CVE-2024-21338

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-21338
Windows Kernel Elevation of Privilege Vulnerability

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338 Patch Vendor Advisory
https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/ Exploit Technical Description Third Party Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338 Patch Vendor Advisory
https://packetstorm.news/files/id/190586/ Exploit VDB Entry
https://www.exploit-db.com/exploits/52275 Exploit VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21338 US Government Resource
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
History

28 Oct 2025, 14:34

Type Values Removed Values Added
References () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21338 - () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21338 - US Government Resource

21 Oct 2025, 23:16

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21338 -

21 Oct 2025, 20:19

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21338', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:20

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-21338 -

28 Apr 2025, 20:47

Type Values Removed Values Added
References () https://packetstorm.news/files/id/190586/ - () https://packetstorm.news/files/id/190586/ - Exploit, VDB Entry
References () https://www.exploit-db.com/exploits/52275 - () https://www.exploit-db.com/exploits/52275 - Exploit, VDB Entry

24 Apr 2025, 19:15

Type Values Removed Values Added
References
  • () https://packetstorm.news/files/id/190586/ -
  • () https://www.exploit-db.com/exploits/52275 -

29 Nov 2024, 15:27

Type Values Removed Values Added
References () https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/ - () https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/ - Exploit, Technical Description, Third Party Advisory

21 Nov 2024, 08:54

Type Values Removed Values Added
References
  • () https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/ -
References () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338 - Patch, Vendor Advisory () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338 - Patch, Vendor Advisory

09 Oct 2024, 02:15

Type Values Removed Values Added
References
  • {'url': 'https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/', 'tags': ['Exploit', 'Technical Description', 'Third Party Advisory'], 'source': 'secure@microsoft.com'}

29 May 2024, 00:15

Type Values Removed Values Added
CWE CWE-822

28 May 2024, 21:16

Type Values Removed Values Added
CWE CWE-822

23 May 2024, 17:57

Type Values Removed Values Added
References () https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/ - () https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/ - Exploit, Technical Description, Third Party Advisory

01 Mar 2024, 04:15

Type Values Removed Values Added
References
  • () https://decoded.avast.io/janvojtesek/lazarus-and-the-fudmodule-rootkit-beyond-byovd-with-an-admin-to-kernel-zero-day/ -

20 Feb 2024, 21:31

Type Values Removed Values Added
CWE NVD-CWE-noinfo
References () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338 - () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338 - Patch, Vendor Advisory
First Time Microsoft windows 10 21h2
Microsoft windows Server 2022 23h2
Microsoft windows Server 2022
Microsoft windows Server 2019
Microsoft windows 11 23h2
Microsoft
Microsoft windows 11 21h2
Microsoft windows 10 22h2
Microsoft windows 10 1809
Microsoft windows 11 22h2
CPE cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*

13 Feb 2024, 18:23

Type Values Removed Values Added
New CVE
Information

Published : 2024-02-13 18:15

Updated : 2025-10-28 14:34

NVD link : CVE-2024-21338

Mitre link : CVE-2024-21338

CVE.ORG link : CVE-2024-21338

JSON object : View

Products Affected

microsoft

  • windows_10_1809
  • windows_10_22h2
  • windows_server_2022_23h2
  • windows_server_2019
  • windows_11_22h2
  • windows_server_2022
  • windows_11_21h2
  • windows_11_23h2
  • windows_10_21h2
CWE
CWE-822

Untrusted Pointer Dereference

NVD-CWE-noinfo