PT-2025-4206 · Microsoft · Windows Telephony Service+1

Published 2025-01-14 · Updated 2025-01-14 · CVE-2025-21302

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 Service (affected versions not specified)

Description The issue allows remote attackers to execute arbitrary code and affect the system. This is a remote code execution issue in the Windows Telephony Service.

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

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2025-02090

CVE-2025-21302

Affected Products

Windows

Windows Telephony Service

References · 7

• https://bdu.fstec.ru/vul/2025-02090 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21302 · Security Note
• https://osv.dev/vulnerability/CVE-2025-21302 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-21302 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-21302 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21302 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/716865 · Security Note