CVE-2025-64126

Zenitel TCIV-3+ OS Command Injection

Published Nov 26, 2025 CVSS 4.0 · 10 Critical EPSS 2.3% KEV · Not listed
Description
An OS command injection vulnerability exists due to improper input
validation. The application accepts a parameter directly from user input
without verifying it is a valid IP address or filtering potentially
malicious characters. This could allow an unauthenticated attacker to
inject arbitrary commands.

Remediation

Vendor Solution

Zenitel recommends users to upgrade to Version 9.3.3.0 or later https://wiki.zenitel.com/wiki/Downloads#Station_and_Device_Firmware_Package_.28VS-IS.29 .

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Zenitel
Zenitel tciv-3+
Vendors & Products Zenitel
Zenitel tciv-3+
Type Values Removed Values Added
Description An OS command injection vulnerability exists due to improper input validation. The application accepts a parameter directly from user input without verifying it is a valid IP address or filtering potentially malicious characters. This could allow an unauthenticated attacker to inject arbitrary commands.
Title Zenitel TCIV-3+ OS Command Injection
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:L/SA:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Dec 3, 2025, 4:24 PM
Reserved
Oct 27, 2025, 6:03 PM
Status
Deferred
Published
Nov 26, 2025, 6:15 PM
Modified
Oct 18, 2026, 8:10 PM