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VulnerabilityPublished

CVE-2025-8656: Kenwood DMX958XR · Protection Mechanism Failure

Affects Kenwood DMX958XRSource CVE Database V5

0

Not known to be exploited · CVSS 6.8 Medium.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.0 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 14% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 Aug 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Kenwood DMX958XRAffected
  • =1.0.0509.3100
Fixed in–

AI-suggested

To mitigate this vulnerability, European organizations should implement strict physical security controls to prevent unauthorized access to vehicles or devices containing the Kenwood DMX958XR. This includes secure parking, surveillance, and access restrictions. Organizations should monitor for any unusual device behavior or unauthorized software changes. Since no official patches are currently available, organizations should engage with Kenwood or authorized vendors to obtain firmware updates or security advisories. Additionally, implementing tamper-evident seals or hardware protections can help detect or deter physical tampering. Network segmentation should be enforced to isolate infotainment systems from critical vehicle control networks and corporate IT infrastructure to limit potential lateral movement. Regular audits and inventory checks of installed devices and their firmware versions can help identify vulnerable units. Finally, educating staff about the risks of physical device tampering and establishing incident response plans for suspected compromises will enhance overall security posture.

Description

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.

References

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