Heap-Based Buffer Overflow in Windows Telephony Server by Microsoft
CVE-2025-24056

8.8HIGH

Key Information:

Vendor
Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
11 March 2025

Summary

A heap-based buffer overflow vulnerability in the Windows Telephony Server has been identified. This security flaw allows unauthorized attackers to execute arbitrary code over the network, potentially compromising the integrity and confidentiality of the system. Attackers can exploit this vulnerability to gain control over affected systems, demonstrating the importance of timely updates and security measures.

Affected Version(s)

Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.20947

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.7876

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7009

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.