PT-2025-10808 · Microsoft · Windows Telephony Service+1

Published 2025-03-11 · Updated 2025-07-02 · CVE-2025-24056

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 version 10.0.17763.0

Description: The issue is related to a heap-based buffer overflow in the Windows Telephony Server, which allows an unauthorized attacker to execute code over a network. This can enable remote attackers to execute arbitrary code and affect the system.

Recommendations: As a temporary workaround, consider disabling the Windows Telephony Server until a patch is available. Restrict access to the Windows Telephony Server to minimize the risk of exploitation. Avoid using the Windows Telephony Server for critical operations until the issue is resolved. 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:2025-02762

CVE-2025-24056

Affected Products

Windows

Windows Telephony Service

References · 13

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-24056 · Security Note
• https://bdu.fstec.ru/vul/2025-02762 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-24056 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24056 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-24056 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-24056 · Vendor Advisory
• https://twitter.com/windowsforum/status/1899597668524884230 · Twitter Post
• https://twitter.com/windowsforum/status/1899537280752083253 · Twitter Post
• https://twitter.com/vuldb/status/1899518318928892395 · Twitter Post
• https://twitter.com/windowsforum/status/1899520921792082150 · Twitter Post
• https://twitter.com/CVEnew/status/1899513922547507276 · Twitter Post
• https://twitter.com/cybercronai/status/1900022875299450912 · Twitter Post
• https://t.me/cvenotify/127404 · Telegram Post