What is CVE-2018-15485?

CVE-2018-15485 is a critical-severity vulnerability in Kone Group Controller, classified under Improper Authentication. CVSS score: 9.1/10. Published 2018-09-07.

How severe is CVE-2018-15485?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Kone Group Controller

CVE-2018-15485

An issue was discovered on KONE Group Controller (KGC) devices before 4.6.5. FTP does not require authentication or authorization, aka KONE-03.

Vulnerability class: Broken Authentication

Published 2018-09-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.025 (84.1th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.kone.com/en/vulnerability.aspx (Vendor Advisory)
packetstormsecurity.com/files/149252/KONE-KGC-4.6.4-DoS-Code-Execution-LFI-Bypa… (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2018-15485?: CVE-2018-15485 is a critical-severity vulnerability in Kone Group Controller, classified under Improper Authentication. CVSS score: 9.1/10. Published 2018-09-07.
How severe is CVE-2018-15485?: Critical severity. CVSS v3 base score is 9.1 out of 10.