CVE-2025-64093 Unauthenticated Remote Code Execution via the device hostname
Unauthenticated attackers can execute arbitrary commands by injecting them into the device hostname, affecting Zenitel ICX500 and ICX510 intercoms.
- 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-2025-64093?
CVE-2025-64093 is a critical command injection vulnerability in Zenitel ICX500, published on 9 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Remote Code Execution vulnerability that allows unauthenticated attackers to inject arbitrary commands into the hostname of the device.
Weakness: CWE-77
Which versions are affected by CVE-2025-64093?
It affects 2 products.
Products include Zenitel Icx500 Firmware, Zenitel Icx510 Firmware.
How do I fix CVE-2025-64093?
No fix has been published for CVE-2025-64093 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-2025-64093 being exploited?
There is no known exploitation of CVE-2025-64093 in the wild and no public exploit code.
Other vulnerabilities in Zenitel ICX500
Sources
Also known as GHSA-pf7q-gxvm-9794.