Description
Race Condition in the Directory Validation Logic in the TeamViewer Full Client and Host prior version 15.69 on Windows allows a local non-admin user to create arbitrary files with SYSTEM privileges, potentially leading to a denial-of-service condition, via symbolic link manipulation during directory verification.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TeamViewer | Full Client | 11.0.0 – < 15.69 | 15.69 |
| TeamViewer | Host | 11.0.0 – < 15.69 | 15.69 |
Advisories 1
- WID-SEC-2025-1908 TeamViewer: Schwachstelle ermöglicht Manipulation von Dateien BSI CERT-Bund (WID) · Aug 26, 2025