CVE-2025-21227: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1507
Windows Digital Media Elevation of Privilege Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21227) involves an out-of-bounds read (CWE-125) in the Windows Digital Media component of Microsoft Windows 10 Version 1507 (build 10.0.10240.0). Successful exploitation could lead to elevation of privilege, impacting confidentiality, integrity, and availability with high impact metrics. The attack vector requires local access with low privileges and no user interaction is needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
Exploitation of this vulnerability could allow an attacker with low privileges on the affected system to elevate their privileges, potentially gaining higher-level access. The impact includes high confidentiality, integrity, and availability consequences, meaning sensitive data could be exposed or modified, and system stability could be affected.
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-2025-21227 to remediate this vulnerability.
CVE-2025-21227: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1507
Description
Windows Digital Media Elevation of Privilege Vulnerability
CVSS v3.1
Score 6.6medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-21227) involves an out-of-bounds read (CWE-125) in the Windows Digital Media component of Microsoft Windows 10 Version 1507 (build 10.0.10240.0). Successful exploitation could lead to elevation of privilege, impacting confidentiality, integrity, and availability with high impact metrics. The attack vector requires local access with low privileges and no user interaction is needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
Exploitation of this vulnerability could allow an attacker with low privileges on the affected system to elevate their privileges, potentially gaining higher-level access. The impact includes high confidentiality, integrity, and availability consequences, meaning sensitive data could be exposed or modified, and system stability could be affected.
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-2025-21227 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.919Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21227","vendor":"Microsoft"}]
Threat ID: 68c0bd4d9ed239a66badea86
Added to database: 09/09/2025, 23:50:37 UTC
Last enriched: 06/10/2026, 09:43:32 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 103
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