eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.15 use session IDs for authentication but lack authorization checks. An attacker can obtain a session ID via the user authentication dialogue, aka HMCCU-153. This leads to automatic login as admin.
References
Link | Resource |
---|---|
https://os-s.de/advisories/OSS-2018-01.pdf | Broken Link |
https://www.eq-3.de/Downloads/Software/CCU3-Firmware/CCU3-3.43.16/CCU3-Changelog.3.43.16.pdf | Release Notes Vendor Advisory |
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 |
https://os-s.de/advisories/OSS-2018-01.pdf | Broken Link |
https://www.eq-3.de/Downloads/Software/CCU3-Firmware/CCU3-3.43.16/CCU3-Changelog.3.43.16.pdf | Release Notes Vendor Advisory |
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 |
Configurations
History
21 Nov 2024, 04:18
Type | Values Removed | Values Added |
---|---|---|
References | () https://os-s.de/advisories/OSS-2018-01.pdf - Broken Link | |
References | () https://www.eq-3.de/Downloads/Software/CCU3-Firmware/CCU3-3.43.16/CCU3-Changelog.3.43.16.pdf - Release Notes, Vendor Advisory | |
References | () 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 |
Information
Published : 2019-07-10 12:15
Updated : 2024-11-21 04:18
NVD link : CVE-2019-10121
Mitre link : CVE-2019-10121
CVE.ORG link : CVE-2019-10121
JSON object : View
Products Affected
eq-3
- ccu3
- ccu3_firmware
- ccu2_firmware
- ccu2
CWE
CWE-306
Missing Authentication for Critical Function