CVE-2025-35021
MEDIUMCVSS 6.5/10EPSS 0.27%
Last modified
CVE-2025-35021 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. By failing to authenticate three times to an unconfigured Abilis CPX device via SSH, an attacker can login to a restricted shell on the fourth attempt, and from there, relay connections.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.
Description
By failing to authenticate three times to an unconfigured Abilis CPX device via SSH, an attacker can login to a restricted shell on the fourth attempt, and from there, relay connections.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Antek | Abilis Cpx Firmware | < 9.0.7 |
References
- https://www.runzero.com/advisories/abilis-cpx-authentication-bypass-cve-2025-35021/Exploit, Mitigation, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-35021?
By failing to authenticate three times to an unconfigured Abilis CPX device via SSH, an attacker can login to a restricted shell on the fourth attempt, and from there, relay connections.
How severe is CVE-2025-35021?
CVE-2025-35021 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2025-35021?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2025-35021?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST