CVE-2025-64128 - CVE House

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Status published Critical CVE-2025-64128

Zenitel TCIV-3+ OS Command Injection

10 CVSS

Vulnerability Description

An OS command injection vulnerability exists due to incomplete validation of user-supplied input. Validation fails to enforce sufficient formatting rules, which could permit attackers to append arbitrary data. This could allow an unauthenticated attacker to inject arbitrary commands.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Nir Tepper and Noam Moshe of Claroty Team82 reported these vulnerabilities to CISA.

References

More from Zenitel

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Zenitel TCIV-3+ Cross-site Scripting

Zenitel TCIV-3+ Out-of-bounds Write

Zenitel TCIV-3+ OS Command Injection

Zenitel TCIV-3+ OS Command Injection

Unauthenticated Remote Code Execution via the device hostname

Affected Vendor

Zenitel

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Affected Software

TCIV-3+

Vulnerable Versions:

0

Timeline

Official Publish: November 26th, 2025

Last Modified: November 26th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1059 Command and Scripting Interpreter

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1005 Data from Local System

T1041 Exfiltration Over C2 Channel