CVE-2025-21251: CWE-400: Uncontrolled Resource Consumption in Microsoft Windows 10 Version 1507
Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21251) affects Microsoft Message Queuing (MSMQ) on Windows 10 Version 1507 (build 10.0.10240.0). It is classified as CWE-400, indicating uncontrolled resource consumption leading to denial of service. The CVSS v3.1 score is 7.5 (high), with network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability (denial of service). Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by exhausting system resources through MSMQ, impacting system availability on affected Windows 10 Version 1507 systems. There is no impact on confidentiality or integrity.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21251 to remediate this vulnerability.
CVE-2025-21251: CWE-400: Uncontrolled Resource Consumption in Microsoft Windows 10 Version 1507
Description
Microsoft Message Queuing (MSMQ) 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-2025-21251) affects Microsoft Message Queuing (MSMQ) on Windows 10 Version 1507 (build 10.0.10240.0). It is classified as CWE-400, indicating uncontrolled resource consumption leading to denial of service. The CVSS v3.1 score is 7.5 (high), with network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability (denial of service). Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by exhausting system resources through MSMQ, impacting system availability on affected Windows 10 Version 1507 systems. There is no impact on confidentiality or integrity.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21251 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.930Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21251","vendor":"Microsoft"}]
Threat ID: 68c0bd4e9ed239a66badead0
Added to database: 09/09/2025, 23:50:38 UTC
Last enriched: 06/10/2026, 09:46:23 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 120
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