CVE-2025-21270: 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-2025-21270) affects Microsoft Windows 10 Version 1507 (build 10.0.10240.0) and involves Microsoft Message Queuing (MSMQ). It is categorized under CWE-400, indicating uncontrolled resource consumption that leads to denial of service. The CVSS v3.1 base score is 7.5 (high), with network attack vector, low attack complexity, no privileges or user interaction required, and impacts availability only. Microsoft has published an official fix to address this vulnerability as detailed in their security update guide.
Potential Impact
Successful exploitation of this vulnerability could allow an unauthenticated attacker to cause a denial of service by exhausting system resources through the MSMQ component, resulting in service disruption. There is no impact on confidentiality or integrity. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21270 to remediate this vulnerability.
CVE-2025-21270: 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-2025-21270) affects Microsoft Windows 10 Version 1507 (build 10.0.10240.0) and involves Microsoft Message Queuing (MSMQ). It is categorized under CWE-400, indicating uncontrolled resource consumption that leads to denial of service. The CVSS v3.1 base score is 7.5 (high), with network attack vector, low attack complexity, no privileges or user interaction required, and impacts availability only. Microsoft has published an official fix to address this vulnerability as detailed in their security update guide.
Potential Impact
Successful exploitation of this vulnerability could allow an unauthenticated attacker to cause a denial of service by exhausting system resources through the MSMQ component, resulting in service disruption. There is no impact on confidentiality or integrity. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21270 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.936Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21270","vendor":"Microsoft"}]
Threat ID: 68c0bd4f9ed239a66badeb01
Added to database: 09/09/2025, 23:50:39 UTC
Last enriched: 06/10/2026, 09:47:55 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 129
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