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CVE PROGRAM SOURCE RECORD5.5 Medium

CVE-2026-20161

Cisco ThousandEyes Enterprise Agent Arbitrary File Overwrite Vulnerability

Description

A vulnerability in the CLI of Cisco ThousandEyes Enterprise Agent could allow an authenticated, local attacker with low privileges to overwrite arbitrary files on the local system of an affected device. This vulnerability is due to improper access controls on files that are on the local file system of an affected device. An attacker could exploit this vulnerability by placing a symbolic link in a specific location on the local file system. A successful exploit could allow the attacker to bypass file system permissions and overwrite arbitrary files on the affected device.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Cisco Cisco ThousandEyes Enterprise Agent

Default version status: unknown

  • Agent 5.0affected
  • Agent 4.4.4affected
  • Agent 4.4.3affected
  • Agent 4.4.2affected
  • Agent 4.2affected
  • Agent 4.1affected
  • Agent 4.0affected
  • Agent 5.1affected
  • Agent 5.1.2affected

References