7.8

CVE-2025-21204

Medienbericht

Windows Process Activation Elevation of Privilege Vulnerability

Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 1507 HwPlatform x64 Version < 10.0.10240.20978
Microsoft ≫ Windows 10 1507 HwPlatform x86 Version < 10.0.10240.20978
Microsoft ≫ Windows 10 1607 HwPlatform x64 Version < 10.0.14393.7969
Microsoft ≫ Windows 10 1607 HwPlatform x86 Version < 10.0.14393.7969
Microsoft ≫ Windows 10 1809 HwPlatform x64 Version < 10.0.17763.7136
Microsoft ≫ Windows 10 1809 HwPlatform x86 Version < 10.0.17763.7136
Microsoft ≫ Windows 10 21h2 Version < 10.0.19044.5737
Microsoft ≫ Windows 10 22h2 Version < 10.0.19045.5737
Microsoft ≫ Windows 11 22h2 Version < 10.0.22621.5189
Microsoft ≫ Windows 11 23h2 Version < 10.0.22631.5189
Microsoft ≫ Windows 11 24h2 Version < 10.0.26100.3775
Microsoft ≫ Windows Server 2008 Version - Update sp2 HwPlatform x64
Microsoft ≫ Windows Server 2008 Version - Update sp2 HwPlatform x86
Microsoft ≫ Windows Server 2008 Version r2 Update sp1 HwPlatform x64
Microsoft ≫ Windows Server 2016 Version < 10.0.14393.7969
Microsoft ≫ Windows Server 2019 Version < 10.0.17763.7136
Microsoft ≫ Windows Server 2022 Version < 10.0.20348.3453
Microsoft ≫ Windows Server 2022 23h2 Version < 10.0.25398.1551
Microsoft ≫ Windows Server 2025 Version < 10.0.26100.3775
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 6.94% 0.935
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-59 Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

Für Zugriff zu Vulnerability Intelligence ist ein VulnDex Zugang erforderlich.
VulnDex Intel
Media Report
09.08.2025 11:36
Für Zugriff zu Vulnerability Intelligence ist ein VulnDex Zugang erforderlich.
VulnDex Intel
Media Report
09.08.2025 11:36
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21204
Vendor Advisory
https://www.vicarius.io/vsociety/posts/cve-2025-21204-privilege-elevation-vulnerability-in-microsoft-windows-update-stack-detection-script
Tool Signature
https://www.vicarius.io/vsociety/posts/cve-2025-21204-privilege-elevation-vulnerability-in-microsoft-windows-update-stack-mitigation-script
Mitigation