CVE-2025-21249: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1507
Windows Digital Media Elevation of Privilege Vulnerability
AI Analysis
Technical Summary
CVE-2025-21249 is a CWE-125 out-of-bounds read vulnerability affecting Microsoft Windows 10 Version 1507 (build 10.0.10240.0). The flaw exists in the Windows Digital Media component and could allow an attacker with low privileges and no user interaction to elevate their privileges. The vulnerability has been assigned a CVSS 3.1 base score of 6.6 with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker with limited privileges to read memory outside of the intended bounds, potentially leading to elevation of privilege. This could result in full compromise of the affected system's confidentiality, integrity, and availability.
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-2025-21249 to remediate this vulnerability.
CVE-2025-21249: 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
CVE-2025-21249 is a CWE-125 out-of-bounds read vulnerability affecting Microsoft Windows 10 Version 1507 (build 10.0.10240.0). The flaw exists in the Windows Digital Media component and could allow an attacker with low privileges and no user interaction to elevate their privileges. The vulnerability has been assigned a CVSS 3.1 base score of 6.6 with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker with limited privileges to read memory outside of the intended bounds, potentially leading to elevation of privilege. This could result in full compromise of the affected system's confidentiality, integrity, and availability.
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-2025-21249 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.927Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21249","vendor":"Microsoft"}]
Threat ID: 68c0bd4e9ed239a66badeacd
Added to database: 09/09/2025, 23:50:38 UTC
Last enriched: 06/10/2026, 09:46:12 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 119
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