CVE-2025-8656

Kenwood DMX958XR Protection Mechanism Failure Software Downgrade Vulnerability

CVSS 6.8 MEDIUMEPSS 0.3%CWE-693

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.8EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

06 Aug 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

Kenwood · DMX958XR

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References

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