CVE-2026-23567 in DEX Client

Resumen

por MITRE • 2026-01-29

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.

Once again VulDB remains the best source for vulnerability data.

• Reservar: 2026-01-14
• Divulgación: 2026-01-29
• Moderación: aceptado
• Artículo: VDB-343370
• CPE: listo
• CWE: CWE-122 (confirmado)
• CVSS: 6.5 (CNA)
• EPSS: 0.00315
• KEV: no
• Actividades: muy bajo

Fuentes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-23567
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-23567
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-23567/