CVE-2025-8656

6.8 mediumEPSS 0.3%

Medium (6.8) in jvckenwood dmx958xr firmware. EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.0

6.8 medium

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 18% of CVEs (scores of 2026-10-31)
CWE: CWE-693
Published: 2025-08-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

jvckenwood:dmx958xr_firmware

References

https://www.zerodayinitiative.com/advisories/ZDI-25-804/

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