CVE-2020-12834
Last modified
CVE-2020-12834 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. eQ-3 Homematic Central Control Unit (CCU)2 through 2.51.6 and CCU3 through 3.51.6 allow Remote Code Execution in the JSON API Method ReGa.runScript, by unauthenticated attackers with access to the web interface, due to the default auto-login feature being enabled during first-time setup (or factory reset).. EPSS estimates a 11.07% chance of exploitation in the next 30 days.
Description
eQ-3 Homematic Central Control Unit (CCU)2 through 2.51.6 and CCU3 through 3.51.6 allow Remote Code Execution in the JSON API Method ReGa.runScript, by unauthenticated attackers with access to the web interface, due to the default auto-login feature being enabled during first-time setup (or factory reset).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Eq-3 | Homematic Ccu2 Firmware | <= 2.51.6 |
| Eq-3 | Ccu3 Firmware | <= 3.51.6 |
References
- https://psytester.github.io/CVE-2020-12834/Exploit, Third Party Advisory
- https://psytester.github.io/CVE-2020-12834/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-12834?
How severe is CVE-2020-12834?
How do I fix CVE-2020-12834?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-12828An issue was discovered in AnchorFree VPN SDK before 1.3.3.2…9.8
- CVE-2020-12829In QEMU through 5.0.0, an integer overflow was found in the …3.8
- CVE-2020-1283A denial of service vulnerability exists when Windows improp…6.5
- CVE-2020-12830Addressed multiple stack buffer overflow vulnerabilities tha…9.8
- CVE-2020-12831An issue was discovered in FRRouting FRR (aka Free Range Rou…5.3
- CVE-2020-12832WordPress Plugin Simple File List before 4.2.8 is prone to a…9.8
- CVE-2020-12835An issue was discovered in SmartBear ReadyAPI SoapUI Pro 3.2…9.8
- CVE-2020-12837ismartgate PRO 1.5.9 is vulnerable to malicious file uploads…7.5
- CVE-2020-12838ismartgate PRO 1.5.9 is vulnerable to privilege escalation b…9.8
- CVE-2020-12839ismartgate PRO 1.5.9 is vulnerable to privilege escalation b…9.8
- CVE-2020-1284A denial of service vulnerability exists in the way that the…6.5
- CVE-2020-12840ismartgate PRO 1.5.9 is vulnerable to CSRF that allows remot…6.5
Are you affected by CVE-2020-12834?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST