CVE-2025-21374: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1507
Windows CSC Service Information Disclosure Vulnerability
AI Analysis
Technical Summary
CVE-2025-21374 is an out-of-bounds read vulnerability (CWE-125) affecting the CSC Service in Microsoft Windows 10 Version 1507 (build 10.0.10240.0). This vulnerability allows an attacker with local privileges to read memory outside the intended bounds, potentially leading to information disclosure. The vulnerability has a CVSS 3.1 base score of 5.5, indicating medium severity. Microsoft has released an official fix to remediate this issue as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability could allow a local attacker with low privileges to disclose sensitive information from memory due to an out-of-bounds read condition in the CSC Service. There is no impact on integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1507 (build 10.0.10240.0) as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21374 for update details.
CVE-2025-21374: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1507
Description
Windows CSC Service Information Disclosure Vulnerability
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-21374 is an out-of-bounds read vulnerability (CWE-125) affecting the CSC Service in Microsoft Windows 10 Version 1507 (build 10.0.10240.0). This vulnerability allows an attacker with local privileges to read memory outside the intended bounds, potentially leading to information disclosure. The vulnerability has a CVSS 3.1 base score of 5.5, indicating medium severity. Microsoft has released an official fix to remediate this issue as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability could allow a local attacker with low privileges to disclose sensitive information from memory due to an out-of-bounds read condition in the CSC Service. There is no impact on integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1507 (build 10.0.10240.0) as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21374 for update details.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-11T00:29:48.362Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21374","vendor":"Microsoft"}]
Threat ID: 68c0bd539ed239a66badec44
Added to database: 09/09/2025, 23:50:43 UTC
Last enriched: 06/10/2026, 09:59:30 UTC
Last updated: 07/08/2026, 10:28:16 UTC
Views: 211
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