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CVE-2026-20161

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CVE-2026-20161

Published: Apr 15, 2026

Modified: Apr 15, 2026

PUBLISHED

CVSS v3.1

5.5

MEDIUM

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.

VendorProductVersions

Cisco

Cisco ThousandEyes Enterprise Agent

affected
Agent 5.0
affected
Agent 4.4.4
affected
Agent 4.4.3
affected
Agent 4.4.2
affected
Agent 4.2

+4 more versions

Weaknesses (CWE)

CWE-59

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

References

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