CVE-2025-8656

Kenwood DMX958XR Protection Mechanism Failure Software Downgrade Vulnerability

MEDIUM
6.8
CVSS Score
Published: August 6, 2025 at 01:19 AM UTC
Updated: June 17, 2026 at 10:07 AM UTC
3 products affected across 2 vendorsDMX958XR FirmwareDmx958XrDMX958XR

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.8MEDIUMzdi
Vector?

Quick Info

StatusANALYZED
CWE
CWE-693

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