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Status published
High
CVE-2025-64129
Zenitel TCIV-3+ Out-of-bounds Write
Vulnerability Description
Zenitel TCIV-3+ is vulnerable to an out-of-bounds write vulnerability, which could allow a remote attacker to crash the device.
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
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CVE-2025-64128
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CVE-2025-64127
Zenitel TCIV-3+ OS Command Injection
Critical
10
CVE-2025-64126
Zenitel TCIV-3+ OS Command Injection
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10
CVE-2025-64093
Unauthenticated Remote Code Execution via the device hostname
Critical
10
Affected Vendor
Zenitel
View all reports →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:R/S:U/C:L/I:L/A:H