CVE-2025-21420: Windows Disk Cleanup Tool Elevation of Privilege Vulnerability
Published Feb 11, 2025
·Updated
Windows Disk Cleanup Tool Elevation of Privilege Vulnerability
Affected Software
49 affected componentsFixes available
Microsoft Windows Server 2025
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2025
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Microsoft Windows 11=23H2
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows 11=24H2
Microsoft Windows 11=24H2
Microsoft Windows 11=23H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows 10 1507<10.0.10240.20915
Microsoft Windows 10 1507<10.0.10240.20915
Microsoft Windows 10 1607<10.0.14393.7785
Microsoft Windows 10 1607<10.0.14393.7785
Microsoft Windows 10 1809<10.0.17763.6893
Microsoft Windows 10 1809<10.0.17763.6893
Microsoft Windows 10 21h2<10.0.19044.5487
Microsoft Windows 10 22h2<10.0.19045.5487
Microsoft Windows 11 22h2<10.0.22621.4890
Microsoft Windows 11 23h2<=10.0.22631.4890
Microsoft Windows 11 24h2<10.0.26100.3194
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.7785
Microsoft Windows Server 2019<10.0.17763.6893
Microsoft Windows Server 2022<10.0.20348.3207
Microsoft Windows Server 2022 23h2<10.0.25398.1425
Microsoft Windows Server 2025<10.0.26100.3194
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10
Microsoft Windows 10
Remediation
Event History
Feb 11, 2025
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeakness
CVE Published
via MITRE·05:58 PM
Data Sourced
via MITRE·05:58 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-21420?
CVE-2025-21420 has a severity rating of important, which indicates it could lead to elevation of privilege on affected systems.
2
How do I fix CVE-2025-21420?
To fix CVE-2025-21420, it is recommended to apply the latest security updates provided by Microsoft for the affected Windows products.
3
Which products are affected by CVE-2025-21420?
CVE-2025-21420 affects multiple Windows products including Windows 10, Windows Server 2016, Windows Server 2019, and Windows 11.
4
Can CVE-2025-21420 be exploited remotely?
CVE-2025-21420 requires local access to the system, hence it cannot be exploited remotely.
5
What type of vulnerability is CVE-2025-21420?
CVE-2025-21420 is classified as an elevation of privilege vulnerability, allowing attackers to gain higher privileges on the system.