CVE-2025-64127 Zenitel TCIV-3+ OS Command Injection
Unauthenticated attackers can execute arbitrary OS commands on Zenitel TCIV-3+ devices due to insufficient input sanitization.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-64127?
CVE-2025-64127 is a critical command injection vulnerability in Zenitel TCIV-3+, published on 26 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An OS command injection vulnerability exists due to insufficient sanitization of user-supplied input. The application accepts parameters that are later incorporated into OS commands without adequate validation. This could allow an unauthenticated attacker to execute arbitrary commands remotely.
Weakness: CWE-78
Which versions are affected by CVE-2025-64127?
How do I fix CVE-2025-64127?
No fix has been published for CVE-2025-64127 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-64127 being exploited?
There is no known exploitation of CVE-2025-64127 in the wild and no public exploit code.
Sources
Also known as GHSA-j74m-254j-542g.