CVE-2025-21285: CWE-476: NULL Pointer Dereference in Microsoft Windows 10 Version 1507
Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21285) affects Microsoft Windows 10 Version 1507 (build 10.0.10240.0) and involves a NULL pointer dereference in the Microsoft Message Queuing (MSMQ) component. The flaw can be exploited remotely without privileges or user interaction to cause a denial of service by crashing the affected system. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low complexity, no privileges required, no user interaction, and high impact on availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation results in denial of service by causing the MSMQ service or the entire system to crash due to a NULL pointer dereference. There is no impact on confidentiality or integrity. The vulnerability can be triggered remotely without authentication or user interaction.
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-2025-21285 to remediate this vulnerability.
CVE-2025-21285: CWE-476: NULL Pointer Dereference 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-2025-21285) affects Microsoft Windows 10 Version 1507 (build 10.0.10240.0) and involves a NULL pointer dereference in the Microsoft Message Queuing (MSMQ) component. The flaw can be exploited remotely without privileges or user interaction to cause a denial of service by crashing the affected system. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low complexity, no privileges required, no user interaction, and high impact on availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation results in denial of service by causing the MSMQ service or the entire system to crash due to a NULL pointer dereference. There is no impact on confidentiality or integrity. The vulnerability can be triggered remotely without authentication or user interaction.
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-2025-21285 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.944Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21285","vendor":"Microsoft"}]
Threat ID: 68c0bd509ed239a66badeb42
Added to database: 09/09/2025, 23:50:40 UTC
Last enriched: 06/10/2026, 09:49:17 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 100
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