CVE-2025-21330: CWE-400: Uncontrolled Resource Consumption in Microsoft Windows 10 Version 1809
Windows Remote Desktop Services Denial of Service Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21330) in Windows 10 Version 1809 involves Remote Desktop Services and is classified under CWE-400 (Uncontrolled Resource Consumption). It allows an unauthenticated attacker to cause a denial of service by exhausting system resources, resulting in service disruption. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and high impact on availability only. Microsoft has released an official fix for this vulnerability.
Potential Impact
Successful exploitation results in denial of service, causing the affected Windows 10 Version 1809 system to become unavailable or unresponsive. There is no impact on confidentiality or integrity according to the CVSS vector. This can disrupt Remote Desktop Services functionality.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. Users and administrators should apply the update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21330 to protect affected systems.
CVE-2025-21330: CWE-400: Uncontrolled Resource Consumption in Microsoft Windows 10 Version 1809
Description
Windows Remote Desktop Services Denial of Service Vulnerability
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-21330) in Windows 10 Version 1809 involves Remote Desktop Services and is classified under CWE-400 (Uncontrolled Resource Consumption). It allows an unauthenticated attacker to cause a denial of service by exhausting system resources, resulting in service disruption. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and high impact on availability only. Microsoft has released an official fix for this vulnerability.
Potential Impact
Successful exploitation results in denial of service, causing the affected Windows 10 Version 1809 system to become unavailable or unresponsive. There is no impact on confidentiality or integrity according to the CVSS vector. This can disrupt Remote Desktop Services functionality.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. Users and administrators should apply the update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21330 to protect affected systems.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-11T00:29:48.349Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21330","vendor":"Microsoft"}]
Threat ID: 68c0bd529ed239a66badebe5
Added to database: 09/09/2025, 23:50:42 UTC
Last enriched: 06/10/2026, 09:55:14 UTC
Last updated: 07/08/2026, 10:28:16 UTC
Views: 254
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