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CVE-2025-64129— Zenitel TCIV-3+ Out-of-bounds Write

Quick assessment

Affected
Zenitel TCIV-3+
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zenitel TCIV-3+是挪威Zenitel公司的一个IP对讲终端。 Zenitel TCIV-3+存在缓冲区错误漏洞，该漏洞源于越界写入，可能导致远程攻击者使设备崩溃。

CVSS 7.6 · High EPSS 0.44% · P37

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-64129

Vulnerability Information
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Vulnerability Title
Zenitel TCIV-3+ Out-of-bounds Write
Source: CVE Program / CVE List V5
Vulnerability Description
Zenitel TCIV-3+ is vulnerable to an out-of-bounds write vulnerability, which could allow a remote attacker to crash the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Zenitel TCIV-3+ 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zenitel TCIV-3+是挪威Zenitel公司的一个IP对讲终端。 Zenitel TCIV-3+存在缓冲区错误漏洞，该漏洞源于越界写入，可能导致远程攻击者使设备崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zenitel TCIV-3+ 0 ~ 9.3.3.0 -

II. Public POCs for CVE-2025-64129

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III. Intelligence Information for CVE-2025-64129

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Vendor Advisories for CVE-2025-64129 (1)

Same Patch Batch · Zenitel · 2025-11-26 · 5 CVEs total

CVE-2025-64126 10.0 CRITICAL Zenitel TCIV-3+ OS Command Injection
CVE-2025-64127 10.0 CRITICAL Zenitel TCIV-3+ OS Command Injection
CVE-2025-64128 10.0 CRITICAL Zenitel TCIV-3+ OS Command Injection
CVE-2025-64130 9.8 CRITICAL Zenitel TCIV-3+ Cross-site Scripting

IV. Related Vulnerabilities

Same product: TCIV-3+
Same vendor: Zenitel
Same weakness: CWE-787

V. Comments for CVE-2025-64129

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