CVE-2025-21230: CWE-20: Improper Input Validation in Microsoft Windows 10 Version 1507
Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21230) affects Microsoft Windows 10 Version 1507 (build 10.0.10240.0) specifically in the Microsoft Message Queuing (MSMQ) service. It is caused by improper input validation (CWE-20), which can be exploited to cause a denial of service (DoS) condition, impacting system availability. The vulnerability has been assigned a CVSS v3.1 base score of 7.5, indicating high severity. Microsoft has released an official fix to address this issue, as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability can result in denial of service, causing the MSMQ service or the affected system to become unavailable. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. Users and administrators should apply the security update provided by Microsoft as soon as possible to remediate the issue. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21230 for the patch and detailed remediation instructions.
CVE-2025-21230: CWE-20: Improper Input Validation 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-2025-21230) affects Microsoft Windows 10 Version 1507 (build 10.0.10240.0) specifically in the Microsoft Message Queuing (MSMQ) service. It is caused by improper input validation (CWE-20), which can be exploited to cause a denial of service (DoS) condition, impacting system availability. The vulnerability has been assigned a CVSS v3.1 base score of 7.5, indicating high severity. Microsoft has released an official fix to address this issue, as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability can result in denial of service, causing the MSMQ service or the affected system to become unavailable. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. Users and administrators should apply the security update provided by Microsoft as soon as possible to remediate the issue. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21230 for the patch and detailed remediation instructions.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.920Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21230","vendor":"Microsoft"}]
Threat ID: 68c0bd4e9ed239a66badea99
Added to database: 09/09/2025, 23:50:38 UTC
Last enriched: 06/10/2026, 09:44:03 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 146
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