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    CVE-2021-33032

    A Remote Code Execution (RCE) vulnerability in the WebUI component of the eQ-3 HomeMatic CCU2 firmware up to and including version 2.57.5 and CCU3 firmware up to and including version 3.57.5 allows remote unauthenticated attackers to execute system commands as root via a simple HTTP request.

    Published:Jul 22, 2021
    Last Modified:Nov 21, 2024
    EPS:Jul 22, 2021
    EPSS Score:0.50215
    CVSS Score:10

    Affected Products

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

    Exploits

    https://novag.github.io/posts/homematic-unauthenticated-remote-code-execution/https://novag.github.io/posts/homematic-unauthenticated-remote-code-execution/

    Related CVEs

    CVE-2020-12834 (CVSS 9.8) — eQ-3 Homematic Central Control Unit (CCU)2 through 2.51.6 and CCU3 through 3.51.6 allow Remote Code Execution …
    CVE-2019-18939 (CVSS 9.8) — eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the HM-Print AddOn through 1.2a installed allow Remote Code …
    CVE-2019-18938 (CVSS 9.8) — eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the E-Mail AddOn through 1.6.8.c installed allow Remote Code…
    CVE-2019-18937 (CVSS 9.8) — eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the Script Parser AddOn through 1.8 installed allow Remote C…
    CVE-2019-16199 (CVSS 9.8) — eQ-3 Homematic CCU2 before 2.47.18 and CCU3 before 3.47.18 allow Remote Code Execution by unauthenticated atta…
    CVE-2019-9585 (CVSS 9.8) — eQ-3 Homematic CCU2 prior to 2.47.10 and CCU3 prior to 3.47.10 JSON API has Improper Access Control for Interf…
    CVE-2019-9584 (CVSS 9.8) — eQ-3 Homematic AddOn 'CloudMatic' on CCU2 and CCU3 allows uncontrolled admin access, resulting in the ability …
    CVE-2019-9582 (CVSS 7.5) — eQ-3 Homematic CCU2 outdated base software packages allows Denial of Service. CCU2 affected versions: 2.35.16,…
    CVE-2019-9583 (CVSS 8.2) — eQ-3 Homematic CCU2 and CCU3 obtain session IDs without login. This allows a Denial of Service and is a starti…
    CVE-2019-14986 (CVSS 8.1) — eQ-3 Homematic CCU2 and CCU3 with the CUxD AddOn before 2.3.0 installed allow administrative operations by una…

    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