PT-2025-6297 · Microsoft · Windows Telephony Service+1

Published 2025-02-11 · Updated 2025-04-01 · CVE-2025-21201

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: Windows Telephony Server (affected versions not specified)

Description: The issue allows remote attackers to execute arbitrary code and affect the system. It is a severe vulnerability that affects Microsoft Windows.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Double Free

Weakness Enumeration

CWE-415

Related Identifiers

BDU:2025-02126

CVE-2025-21201

Affected Products

Windows

Windows Telephony Service

References · 8

• https://bdu.fstec.ru/vul/2025-02126 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-21201 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21201 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21201 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-21201 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/718198 · Security Note
• https://osv.dev/vulnerability/CVE-2025-21201 · Vendor Advisory
• https://twitter.com/vuldb/status/1889379655360373168 · Twitter Post