CVE-2025-20259
Cisco ThousandEyes Endpoint Agent for Windows Arbitrary File Write Vulnerability
Description
Multiple vulnerabilities in the update process of Cisco ThousandEyes Endpoint Agent for Windows could allow an authenticated, local attacker to delete arbitrary files on an affected device. These vulnerabilities are due to improper access controls on files that are in the local file system. An attacker could exploit these vulnerabilities by using a symbolic link to perform an agent upgrade that redirects the delete operation of any protected file. A successful exploit could allow the attacker to delete arbitrary files from the file system of the affected device.
Weakness: CWE-22
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco ThousandEyes | Network & Security Management | cna-assigner |
Vendor-reported products (1)
- Cisco · Cisco ThousandEyes Endpoint Agent
Vendor advisory
cisco-sa-te-endagent-filewrt-zNcDqNRJ
Cisco ThousandEyes Endpoint Agent for Windows Arbitrary File Delete Vulnerabilities
Cisco’s rating: Medium (advisory CVSS 5.3) · Published Jun 4, 2025
Bug IDs: CSCwo28990 , CSCwp05571
The vendor’s rating applies to the whole advisory and can differ from this CVE’s own CVSS severity. Where this comes from