eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the Script Parser AddOn through 1.8 installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi script, which executes TCL script content from an HTTP POST request.
Published 2019-11-14 19:15:13
Updated 2021-07-21 11:39:24
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Execute code

Exploit prediction scoring system (EPSS) score for CVE-2019-18937

1.29%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 84 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-18937

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
NIST
9.8
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
NIST

CWE ids for CVE-2019-18937

References for CVE-2019-18937

  • https://psytester.github.io/CVE-2019-18937/
    CVE-2019-18937 eQ-3 Homematic AddOn 'ScriptParser' version 1.8 and prior on CCU2 and CCU3 allows Remote Code Execution by unauthenticated attackers with access to the web interface by usage of /addons
    Exploit;Third Party Advisory

Products affected by CVE-2019-18937

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