Vulnerability · Published Aug 6, 2025 · Assigned by zdi

CVE-2025-8653Kenwood DMX958XR JKRadioService Stack-based Buffer Overflow Remote Code Execution Vulnerability

High 8.8

In plain English

A high-severity stack buffer overflow in DMX958XR from Kenwood. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)0.4%top 69.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Kenwood	DMX958XR	1.0.0509.3100

Weakness: CWE-121 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-25-801 x_research-advisory