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CVE-2025-21274— Windows Event Tracing Denial of Service Vulnerability

Quick assessment

Affected
Microsoft Windows 10 Version 1507
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows Event Tracing是美国微软（Microsoft）公司的一个应用软件。 提供了一种机制来跟踪和记录由用户模式应用程序和内核模式驱动程序引发的事件。 Microsoft Windows Event Tracing存在后置链接漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows Server 2016 (Server Core installation),Windows Server 2012 R2,Windows Server 2012

CVSS 5.5 · Medium EPSS 0.78% · P53

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 19

VendorProduct Version RangeStatus
Microsoft Windows 10 Version 1507 10.0.10240.0< 10.0.10240.20890 affected
Microsoft Windows 10 Version 1607 10.0.14393.0< 10.0.14393.7699 affected
Microsoft Windows 10 Version 1809 10.0.17763.0< 10.0.17763.6775 affected
Microsoft Windows 10 Version 21H2 10.0.19044.0< 10.0.19044.5371 affected
Microsoft Windows 10 Version 22H2 10.0.19045.0< 10.0.19045.5371 affected
Microsoft Windows 11 version 22H2 10.0.22621.0< 10.0.22621.4751 affected
Microsoft Windows 11 version 22H3 10.0.22631.0< 10.0.22631.4751 affected
Microsoft Windows 11 Version 23H2 10.0.22631.0< 10.0.22631.4751 affected
Microsoft Windows 11 Version 24H2 10.0.26100.0< 10.0.26100.2894 affected
Microsoft Windows Server 2012 R2 6.3.9600.0< 6.3.9600.22371 affected
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0< 6.3.9600.22371 affected
Microsoft Windows Server 2016 10.0.14393.0< 10.0.14393.7699 affected
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0< 10.0.14393.7699 affected
Microsoft Windows Server 2019 10.0.17763.0< 10.0.17763.6775 affected
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0< 10.0.17763.6775 affected
Microsoft Windows Server 2022 10.0.20348.0< 10.0.20348.3091 affected
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0< 10.0.25398.1369 affected
Microsoft Windows Server 2025 10.0.26100.0< 10.0.26100.2894 affected
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0< 10.0.26100.2894 affected
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I. Basic Information for CVE-2025-21274

Vulnerability Information
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Vulnerability Title
Windows Event Tracing Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Windows Event Tracing Denial of Service Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Event Tracing 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Event Tracing是美国微软（Microsoft）公司的一个应用软件。 提供了一种机制来跟踪和记录由用户模式应用程序和内核模式驱动程序引发的事件。 Microsoft Windows Event Tracing存在后置链接漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows Server 2016 (Server Core installation),Windows Server 2012 R2,Windows Server 2012
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows 10 Version 1507 10.0.10240.0 ~ 10.0.10240.20890 -
Microsoft Windows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.7699 -
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.6775 -
Microsoft Windows 10 Version 21H2 10.0.19044.0 ~ 10.0.19044.5371 -
Microsoft Windows 10 Version 22H2 10.0.19045.0 ~ 10.0.19045.5371 -
Microsoft Windows 11 version 22H2 10.0.22621.0 ~ 10.0.22621.4751 -
Microsoft Windows 11 version 22H3 10.0.22631.0 ~ 10.0.22631.4751 -
Microsoft Windows 11 Version 23H2 10.0.22631.0 ~ 10.0.22631.4751 -
Microsoft Windows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.2894 -
Microsoft Windows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.22371 -
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.22371 -
Microsoft Windows Server 2016 10.0.14393.0 ~ 10.0.14393.7699 -
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.7699 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.6775 -
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.6775 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.3091 -
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.1369 -
Microsoft Windows Server 2025 10.0.26100.0 ~ 10.0.26100.2894 -
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.2894 -

II. Public POCs for CVE-2025-21274

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III. Intelligence Information for CVE-2025-21274

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Vendor Advisories for CVE-2025-21274 (1)

Same Patch Batch · Microsoft · 2025-01-14 · 157 CVEs total

CVE-2025-21298 9.8 CRITICAL Windows OLE Remote Code Execution Vulnerability
CVE-2025-21311 9.8 CRITICAL Windows NTLM V1 Elevation of Privilege Vulnerability
CVE-2025-21307 9.8 CRITICAL Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
CVE-2025-21292 8.8 HIGH Windows Search Service Elevation of Privilege Vulnerability
CVE-2025-21266 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21282 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21293 8.8 HIGH Active Directory Domain Services Elevation of Privilege Vulnerability
CVE-2025-21291 8.8 HIGH Windows Direct Show Remote Code Execution Vulnerability
CVE-2025-21302 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21303 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21306 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21176 8.8 HIGH .NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability
CVE-2025-21178 8.8 HIGH Visual Studio Remote Code Execution Vulnerability
CVE-2025-21273 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21223 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21240 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21238 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21417 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21245 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability
CVE-2025-21409 8.8 HIGH Windows Telephony Service Remote Code Execution Vulnerability

Showing top 20 of 157 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1507
Same vendor: Microsoft
Same weakness: CWE-59

V. Comments for CVE-2025-21274

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