PT-2024-2284 · Microsoft · Windows Telephony Service+1

K0Shl · Published 2024-03-12 · Updated 2024-12-27 · CVE-2024-21439

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Description The issue is related to synchronization errors when using a shared resource in Windows Telephony Server, which can be exploited to elevate privileges. An elevation-of-privilege vulnerability allows attackers to affect the system.

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

LPE

Use After Free

Race Condition

Weakness Enumeration

CWE-416

CWE-362

Related Identifiers

BDU:2024-02218

CVE-2024-21439

Affected Products

Windows

Windows Telephony Service

References · 9

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2024-21439 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-21439 · Security Note
• https://bdu.fstec.ru/vul/2024-02218 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21439 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21439 · Security Note
• https://osv.dev/vulnerability/CVE-2024-21439 · Vendor Advisory
• https://t.me/cvenotify/105629 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1767631670994158071 · Twitter Post
• https://twitter.com/CVEnew/status/1767600094453359054 · Twitter Post