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CVE-2025-21243 Details
Description
Windows Telephony Service Remote Code Execution Vulnerability
A remote code execution vulnerability has been identified in the Windows Telephony Service. This issue allows an attacker to execute arbitrary code on the affected system.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jan 15, 2025Exploitation: NoneAutomatable: NoTechnical Impact: Total
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21243 | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
| CWE-190 | Integer Overflow or Wraparound | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 10 1507 | < 10.0.10240.20890 |
CPE
Remediation
| |
| microsoft windows 10 1607 | < 10.0.14393.7699 |
CPE
Remediation
| |
| microsoft windows 10 1809 | < 10.0.17763.6775 |
CPE
Remediation
| |
| microsoft windows 10 21h2 | < 10.0.19044.5371 |
CPE
Remediation
| |
| microsoft windows 10 22h2 | < 10.0.19045.5371 |
CPE
Remediation
| |
| microsoft windows 11 22h2 | < 10.0.22621.4751 |
CPE
Remediation
| |
| microsoft windows 11 23h2 | < 10.0.22631.4751 |
CPE
Remediation
| |
| microsoft windows 11 24h2 | < 10.0.26100.2894 |
CPE
Remediation
| |
| microsoft windows server 2008 | r2 sp1 |
CPE
Remediation
| |
| microsoft windows server 2012 | r2 |
CPE
Remediation
| |
| microsoft windows server 2016 | < 10.0.14393.7699 |
CPE
Remediation
| |
| microsoft windows server 2019 | < 10.0.17763.6775 |
CPE
Remediation
| |
| microsoft windows server 2022 | < 10.0.20348.3091 |
CPE
Remediation
| |
| microsoft windows server 2022 23h2 | < 10.0.25398.1369 |
CPE
Remediation
| |
| microsoft windows server 2025 | < 10.0.26100.2894 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jan 24, 2025 | Initial Analysis | [email protected] |
| Jan 14, 2025 | New CVE Received | [email protected] |