7.8
HIGH CVSS 3.1
CVE-2025-21367
Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability
Description

Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability

INFO

Published Date :

Feb. 11, 2025, 6:15 p.m.

Last Modified :

Feb. 11, 2025, 6:15 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2025-21367 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft windows_server_2019
2 Microsoft windows_10_1809
3 Microsoft windows_10_21h2
4 Microsoft windows_10_22h2
5 Microsoft windows_server_2022
6 Microsoft windows_11_22h2
7 Microsoft windows
8 Microsoft windows_11_23h2
9 Microsoft windows_server_2022_23h2
10 Microsoft windows_server_23h2
11 Microsoft windows_11_24h2
12 Microsoft windows_server_2025
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
Solution
Update Windows to patch the kernel subsystem privilege escalation vulnerability.
  • Install the latest Windows security updates.
  • Ensure all systems are running the latest OS version.
  • Verify system integrity and configuration.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-21367.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21367
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-21367 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-21367 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-21367 vulnerability anywhere in the article.

  • tripwire.com
Tripwire Patch Priority Index for February 2025

Tripwire's February 2025 Patch Priority Index (PPI) brings together important vulnerabilities for Microsoft.Up first on the list are patches for Microsoft Edge (Chromium-based) that resolve 4 remote c ... Read more

Published Date: Mar 05, 2025 (5 months, 4 weeks ago)
  • The Cyber Express
Microsoft Patch Tuesday for February Includes Two Zero Days Under Attack

Microsoft’s Patch Tuesday for February 2025 fixes four zero-day vulnerabilities, including two under active attack, plus another eight flaws judged to be at high risk of attack. In all, the Patch Tues ... Read more

Published Date: Feb 12, 2025 (6 months, 3 weeks ago)
  • tripwire.com
VERT Threat Alert: February 2025 Patch Tuesday Analysis

Today’s VERT Alert addresses Microsoft’s February 2025 Security Updates. VERT is actively working on coverage for these vulnerabilities and expects to ship ASPL-1143 as soon as coverage is completed.I ... Read more

Published Date: Feb 11, 2025 (6 months, 3 weeks ago)
  • BleepingComputer
Microsoft February 2025 Patch Tuesday fixes 4 zero-days, 55 flaws

Today is Microsoft's February 2025 Patch Tuesday, which includes security updates for 55 flaws, including four zero-day vulnerabilities, with two actively exploited in attacks. This Patch Tuesday also ... Read more

Published Date: Feb 11, 2025 (6 months, 3 weeks ago)

The following table lists the changes that have been made to the CVE-2025-21367 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Feb. 28, 2025

    Action Type Old Value New Value
    Added CWE NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* versions from (excluding) 10.0.17763.6893 *cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* versions from (excluding) 10.0.17763.6893 *cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* versions from (excluding) 10.0.17763.6893 *cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* versions from (excluding) 10.0.20348.3207 *cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* versions from (excluding) 10.0.19044.5487 *cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:* versions from (excluding) 10.0.22621.4890 *cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* versions from (excluding) 10.0.19045.5487 *cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:* versions from (excluding) 10.0.22631.4890 *cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:* versions from (excluding) 10.0.26100.3194 *cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:x64:* versions from (excluding) 10.0.25398.1425 *cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:* versions from (excluding) 10.0.26100.3194
    Added Reference Type Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21367 Types: Patch, Vendor Advisory
  • New CVE Received by [email protected]

    Feb. 11, 2025

    Action Type Old Value New Value
    Added Description Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-416
    Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21367
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact