CVE-2019-10120
HIGHeQ-3 HomeMatic CCU2/CCU3 <2.41.8/<3.43.16 - Auth Bypass
Title source: llmDescription
On eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.16, automatic login configuration (aka setAutoLogin) can be achieved by continuing to use a session ID after a logout, aka HMCCU-154.
References (2)
Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://www.eq-3.de/Downloads/Software/HM-CCU2-Firmware_Updates/HM-CCU-2.41.9/HM-CCU2-Changelog.2.41.9.pdf
Release Notes, Vendor Advisory x_refsource_misc
https://www.eq-3.de/Downloads/Software/CCU3-Firmware/CCU3-3.43.16/CCU3-Changelog.3.43.16.pdf
Scores
CVSS v3
8.8
EPSS
0.0128
EPSS Percentile
66.2%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-384
Status
published
Products (2)
eq-3/ccu2_firmware
< 2.41.8
eq-3/ccu3_firmware
< 3.43.16
Published
Jul 10, 2019
Tracked Since
Feb 18, 2026