Critical severity9.8NVD Advisory· Published Nov 14, 2019· Updated Jun 17, 2026
CVE-2019-18939
CVE-2019-18939
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.
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Affected products
2- eQ-3/Homematic CCU2/CCU3description
- Range: 2.47.20
Patches
Vulnerability mechanics
References
1- psytester.github.io/CVE-2019-18939/nvdExploitThird Party Advisory
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