What is CVE-2019-9584?

CVE-2019-9584 is a critical-severity vulnerability in Eq-3 Homematic Ccu2, classified under Direct Request (Forced Browsing). CVSS score: 9.8/10. Published 2019-08-14.

How severe is CVE-2019-9584?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Eq-3 Homematic Ccu2

CVE-2019-9584

eQ-3 Homematic AddOn 'CloudMatic' on CCU2 and CCU3 allows uncontrolled admin access, resulting in the ability to obtain VPN profile details, shutting down the VPN service and to delete the VPN service configuration. This is related to improper access control for all /addons/mh/ pages.

Published 2019-08-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.027 (85.5th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-425 — Direct Request (Forced Browsing)

References

github.com/psytester/psytester.github.io/blob/master/_posts/hacking_and_pentest… (Exploit, Third Party Advisory)
psytester.github.io/CVE-2019-9584/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-9584?: CVE-2019-9584 is a critical-severity vulnerability in Eq-3 Homematic Ccu2, classified under Direct Request (Forced Browsing). CVSS score: 9.8/10. Published 2019-08-14.
How severe is CVE-2019-9584?: Critical severity. CVSS v3 base score is 9.8 out of 10.