CVE-2025-8653

HIGH

Kenwood DMX958XR - Unauthenticated Stack-based Buffer Overflow in JKRadioService

Title source: llm
STIX 2.1

Description

Kenwood DMX958XR JKRadioService Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Kenwood DMX958XR. Authentication is not required to exploit this vulnerability. The specific flaw exists within the JKRadioService. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-26312.

References (1)

Core 1
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-25-801/

Scores

CVSS v3 8.8
EPSS 0.0041
EPSS Percentile 32.2%
Attack Vector ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-121
Status published
Products (1)
jvckenwood/dmx958xr_firmware 1.0.0509.3100
Published Aug 06, 2025
Tracked Since Feb 18, 2026