CVE-2024-2451: Improper fingerprint validation in the TeamViewer Client

Severity: medium (CVSS 6.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-28 · updated 2026-06-17
Weakness: CWE-347

Description

Improper fingerprint validation in the TeamViewer Client (Full & Host) prior Version 15.54 for Windows and macOS allows an attacker with administrative user rights to further elevate privileges via executable sideloading.

Affected products

TeamViewer Remote: from 15.48 before 15.54; from 15.51 before 15.54 — fixed in 15.54

How to fix

Upgrade to a fixed version: TeamViewer Remote 15.54. Check the vendor advisory for mitigations.

References

https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2024-1004/
https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2024-1004/

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