Ccu2 Firmware
CVE-2019-14473
HIGH
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
eQ-3 Homematic CCU2 and CCU3 use session IDs for authentication but lack authorization checks. Consequently, a valid guest level or user level account can create a new admin level account, read the service messages, clear the system protocol or modify/delete internal programs, etc. pp.
AnalysisAI
eQ-3 Homematic CCU2 and CCU3 use session IDs for authentication but lack authorization checks. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. eQ-3 Homematic CCU2 and CCU3 use session IDs for authentication but lack authorization checks. Consequently, a valid guest level or user level account can create a new admin level account, read the service messages, clear the system protocol or modify/delete internal programs, etc. pp. Affected products include: Eq-3 Ccu2 Firmware, Eq-3 Ccu3 Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.
More in Ccu2 Firmware
View allA Remote Code Execution (RCE) issue in the addon CUx-Daemon 1.11a of the eQ-3 Homematic CCU-Firmware 2.35.16 until 2.45.
eQ-3 Homematic CCU2 2.47.15 and prior and CCU3 3.47.15 and prior use session IDs for authentication but lack authorizati
A Local File Inclusion (LFI) issue in the addon CUx-Daemon 1.11a of the eQ-3 Homematic CCU-Firmware 2.35.16 until 2.45.6
eQ-3 HomeMatic CCU2 devices before 2.41.9 and CCU3 devices before 3.43.16 have buffer overflows in the ReGa ise GmbH HTT
eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.15 use session IDs for authentication but lack au
eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.16 use session IDs for authentication but lack au
On eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.16, automatic login configuration (aka setAuto
Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
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