CVE-2025-64091
Authenticated Remote Code Execution in the NTP-configuration
This vulnerability allows authenticated attackers to execute commands via the NTP-configuration of the device.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Authenticated Remote Code Execution in the NTP-configuration
This vulnerability allows authenticated attackers to execute commands via the NTP-configuration of the device.
- Record
CVE-2025-64091- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-78
- Updated
- 2026-11-02
EUVDEUVD-2026-1764
This vulnerability allows authenticated attackers to execute commands via the NTP-configuration of the device.
- Record
EUVD-2026-1764- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-29gv-cv9c-r93w
This vulnerability allows authenticated attackers to execute commands via the NTP-configuration...
This vulnerability allows authenticated attackers to execute commands via the NTP-configuration of the device.
- Record
GHSA-29gv-cv9c-r93w- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-78
- Updated
- 2026-11-02
NVD
This vulnerability allows authenticated attackers to execute commands via the NTP-configuration of the device.
- Record
CVE-2025-64091- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-64091 is a high vulnerability (CVSS 8.6) in Zenitel Tcis-3+, published January 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 31st percentile. No source names a fixed version.