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    CVE-2019-10121

    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.

    Published:Jul 10, 2019
    Last Modified:Nov 21, 2024
    EPS:Jul 10, 2019
    EPSS Score:0.00382
    CVSS Score:9.8

    Affected Products

    Vendor
    Eq-3
    Product
    Ccu2
    Vendor
    Eq-3
    Product
    Ccu2 Firmware
    Vendor
    Eq-3
    Product
    Ccu3
    Vendor
    Eq-3
    Product
    Ccu3 Firmware

    Exploits

    No exploit reference

    Related CVEs

    CVE-2019-14423 (CVSS 8.8) — A Remote Code Execution (RCE) issue in the addon CUx-Daemon 1.11a of the eQ-3 Homematic CCU-Firmware 2.35.16 u…
    CVE-2019-14424 (CVSS 6.5) — A Local File Inclusion (LFI) issue in the addon CUx-Daemon 1.11a of the eQ-3 Homematic CCU-Firmware 2.35.16 un…
    CVE-2019-14473 (CVSS 8.8) — eQ-3 Homematic CCU2 and CCU3 use session IDs for authentication but lack authorization checks. Consequently, a…
    CVE-2019-14475 (CVSS 7.5) — eQ-3 Homematic CCU2 2.47.15 and prior and CCU3 3.47.15 and prior use session IDs for authentication but lack a…
    CVE-2019-10122 (CVSS 9.8) — eQ-3 HomeMatic CCU2 devices before 2.41.9 and CCU3 devices before 3.43.16 have buffer overflows in the ReGa is…
    CVE-2019-10119 (CVSS 9.8) — eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.16 use session IDs for authentication b…
    CVE-2019-10120 (CVSS 8.8) — On eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.16, automatic login configuration (a…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High