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    CVE-2025-8656

    Kenwood DMX958XR Protection Mechanism Failure Software Downgrade Vulnerability. This vulnerability allows physically present attackers to downgrade software on affected installations of Kenwood DMX958XR devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the libSystemLib library. The issue results from the lack of proper validation of version information before performing an update. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-26355.

    Published:Aug 6, 2025
    Last Modified:Aug 7, 2025
    EPS:Aug 6, 2025
    EPSS Score:0.00039
    CVSS Score:6.8

    Affected Products

    Vendor
    Jvckenwood
    Product
    Dmx958xr
    Vendor
    Jvckenwood
    Product
    Dmx958xr Firmware
    Vendor
    Kenwood
    Product
    Dmx958xr

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-693 Protection Mechanism Failure

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
    CAPEC-107 Cross Site Tracing
    CAPEC-127 Directory Indexing
    CAPEC-17 Using Malicious Files
    CAPEC-20 Encryption Brute Forcing
    CAPEC-22 Exploiting Trust in Client
    CAPEC-237 Escaping a Sandbox by Calling Code in Another Language
    CAPEC-36 Using Unpublished Interfaces or Functionality
    CAPEC-477 Signature Spoofing by Mixing Signed and Unsigned Content
    CAPEC-480 Escaping Virtualization
    CAPEC-51 Poison Web Service Registry
    CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-65 Sniff Application Code
    CAPEC-668 Key Negotiation of Bluetooth Attack (KNOB)
    CAPEC-74 Manipulating State
    CAPEC-87 Forceful Browsing

    Related CVEs

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    CVE-2025-8651 (CVSS 6.8) — Kenwood DMX958XR JKWifiService Command Injection Remote Code Execution Vulnerability. This vulnerability allow…
    CVE-2025-8650 (CVSS 6.8) — Kenwood DMX958XR libSystemLib Command Injection Remote Code Execution Vulnerability. This vulnerability allows…
    CVE-2025-8649 (CVSS 6.8) — Kenwood DMX958XR JKWifiService Command Injection Remote Code Execution Vulnerability. This vulnerability allow…
    CVE-2025-8648 (CVSS 6.8) — Kenwood DMX958XR Firmware Update Command Injection Vulnerability. This vulnerability allows physically present…
    CVE-2025-8647 (CVSS 6.8) — Kenwood DMX958XR Firmware Update Command Injection Vulnerability. This vulnerability allows physically present…
    CVE-2025-8646 (CVSS 6.8) — Kenwood DMX958XR Firmware Update Command Injection Vulnerability. This vulnerability allows physically present…

    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