Auth bypass in Eq-3 Homematic Ccu2
CVE-2019-14985
eQ-3 Homematic CCU2 and CCU3 with the CUxD AddOn installed allow Remote Code Execution by unauthenticated attackers with access to the web interface, because this interface can access the CMD_EXEC virtual device type 28.
Vulnerability class: Broken Authentication
Published · last modified .
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: 0.075 (94.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.075 · newest: 0.075 · change: 0.000
Affected products
- Eq-3 Homematic Ccu2
- Eq-3 Homematic Ccu2 Firmware — versions 2.35.16, 2.41.5, 2.41.8
- Eq-3 Homematic Ccu3
- Eq-3 Homematic Ccu3 Firmware — versions 3.41.11, 3.43.16, 3.45.5
Weakness classification (CWE)
References
- psytester.github.io/CVE-2019-14985/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-14985?
- CVE-2019-14985 is a critical-severity vulnerability in Eq-3 Homematic Ccu2, classified under Improper Authentication. CVSS score: 9.8/10. Published 2019-08-13.
- How severe is CVE-2019-14985?
- Critical severity. CVSS v3 base score is 9.8 out of 10.