CVE-2025-59815: Zenitel ICX500 · Command Injection
Affects Zenitel ICX500Source CVE Database V5
Not known to be exploited · CVSS 8.4 High : upgrade to 1.4.3.3 soon.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.4.3.3
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 25 Sep 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Upgrade Zenitel ICX500 to 1.4.3.3.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Zenitel ICX500 | Affected
| Fixed in
|
AI-suggested
If you cannot patch yet, network-level mitigations should be implemented: restrict access to these devices to trusted management networks only, employ strict firewall rules to limit inbound connections, and use network segmentation to isolate the gateways from general user networks. Monitoring and logging should be enhanced to detect unusual command execution or shell access attempts. Employ intrusion detection/prevention systems (IDS/IPS) tuned to detect command injection patterns targeting these devices. Additionally, review and harden device configurations to minimize privileged access and disable unnecessary services or interfaces. Coordinate with Zenitel for timely patch deployment and verify patch integrity before installation. Conduct penetration testing and vulnerability scanning focused on these devices to proactively identify exploitation attempts. Finally, develop incident response plans specific to communication gateway compromises to ensure rapid containment and recovery.
Description
This vulnerability allows malicious actors to execute arbitrary commands on the underlying system of the Zenitel ICX500 and ICX510 Gateway, granting shell access. Exploitation can compromise the device’s availability, confidentiality, and integrity.