Kenwood DMX958XR Firmware Update os command injection

Summaryinfo

A vulnerability has been found in Kenwood DMX958XR and classified as critical. This impacts an unknown function of the component Firmware Update Handler. The manipulation leads to os command injection. This vulnerability is referenced as CVE-2025-8636. It is possible to launch the attack on the physical device. No exploit is available.

Detailsinfo

A vulnerability was found in Kenwood DMX958XR (the affected version unknown) and classified as critical. This issue affects an unknown part of the component Firmware Update Handler. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Kenwood DMX958XR Firmware Update Command Injection Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Kenwood DMX958XR devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the firmware update process. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-26259.

The advisory is shared at zerodayinitiative.com. The identification of this vulnerability is CVE-2025-8636 since 08/06/2025. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Kenwood

Name

• DMX958XR

CPE 2.3info

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CPE 2.2info

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Entryinfo

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