CVE-2025-21224: CWE-591: Sensitive Data Storage in Improperly Locked Memory in Microsoft Windows 10 Version 21H2
Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21224) affects the Windows Line Printer Daemon (LPD) Service in Microsoft Windows 10 Version 21H2 (build 10.0.19044.0). It is classified under CWE-591, indicating sensitive data is stored in memory that is not properly locked, potentially allowing unauthorized access. The vulnerability enables remote code execution with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an unauthenticated attacker to remotely execute code on the affected system, leading to full compromise including high confidentiality, integrity, and availability impacts. This could result in unauthorized access to sensitive data and complete system control.
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-2025-21224 to remediate this vulnerability.
CVE-2025-21224: CWE-591: Sensitive Data Storage in Improperly Locked Memory in Microsoft Windows 10 Version 21H2
Description
Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability
CVSS v3.1
Score 8.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-21224) affects the Windows Line Printer Daemon (LPD) Service in Microsoft Windows 10 Version 21H2 (build 10.0.19044.0). It is classified under CWE-591, indicating sensitive data is stored in memory that is not properly locked, potentially allowing unauthorized access. The vulnerability enables remote code execution with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an unauthenticated attacker to remotely execute code on the affected system, leading to full compromise including high confidentiality, integrity, and availability impacts. This could result in unauthorized access to sensitive data and complete system control.
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-2025-21224 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.918Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21224","vendor":"Microsoft"}]
Threat ID: 68386826182aa0cae2801b82
Added to database: 05/29/2025, 13:59:02 UTC
Last enriched: 06/10/2026, 09:43:15 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 241
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