Integer underflow in Content Distribution Service UDP handler_CVE-2026-23567

6.5 / 10

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

An integer underflow in the UDP command handler of the TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an adjacent network attacker to trigger a heap-based buffer overflow and cause a denial-of-service (service crash) via specially crafted UDP packets.

Basic Information

ID CVE-2026-23567

Source TV

Published Jan 29, 2026 at 08:47

Affected Product

Vendor TeamViewer

Product DEX

Affected Versions TeamViewer DEX 0

CWE Classification

CWE-122

References

www.teamviewer.com /en/resources/trust-center/security-bulletins/tv-2026-1001/

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    "published": "2026-01-29T08:47:13.169Z",
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