CVE-2019-16199 json
eQ-3 Homematic CCU2 before 2.47.18 and CCU3 before 3.47.18 allow Remote Code Execution by unauthenticated attackers with access to the web…
published 2019-09-17 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-7011
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 8.7%
- EPSS 8.7% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
eQ-3 Homematic CCU2 before 2.47.18 and CCU3 before 3.47.18 allow Remote Code Execution by unauthenticated attackers with access to the web interface via an HTTP POST request to certain URLs related to the ReGa core process.
Patch / fix
- eq-3 homematic_ccu2_firmware 2.47.18
- eq-3 homematic_ccu3_firmware 3.47.18
Exploit prediction
8.74% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- psytester.github.io https://psytester.github.io/CVE-2019-16199/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-306 Missing Authentication for Critical Functionality
References
-
psytester.github.io
/CVE-2019-16199/
exploit, third-party-advisory
Sources
- CVE List CVE-2019-16199
- NVD CVE-2019-16199
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