CVE-2019-18939
Last modified
CVE-2019-18939 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the HM-Print AddOn through 1.2a installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi and exec1.cgi scripts, which execute TCL script content from an HTTP POST request.. EPSS estimates a 40.78% chance of exploitation in the next 30 days.
Description
eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the HM-Print AddOn through 1.2a installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi and exec1.cgi scripts, which execute TCL script content from an HTTP POST request.
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 |
|---|---|---|
| Hm-Print Project | Hm-Print | 1.2a |
| Eq-3 | Homematic Ccu2 Firmware | 2.47.20 |
| Hm-Print Project | Hm-Print | 1.2 |
| Eq-3 | Homematic Ccu3 Firmware | 3.47.18 |
References
- https://psytester.github.io/CVE-2019-18939/Exploit, Third Party Advisory
- https://psytester.github.io/CVE-2019-18939/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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