Kenwood DMX958XR Firmware Update os command injection

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Kenwood DMX958XR. The affected element is an unknown function of the component Firmware Update Handler. This manipulation causes os command injection. This vulnerability appears as CVE-2025-8640. It is feasible to perform the attack on the physical device. There is no available exploit.

Detailsinfo

A vulnerability has been found in Kenwood DMX958XR (the affected version is unknown) and classified as critical. Affected by this vulnerability is an unknown code of the component Firmware Update Handler. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect 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-26263.

The advisory is shared at zerodayinitiative.com. This vulnerability is known as CVE-2025-8640 since 08/06/2025. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. 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

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.8
VulDB Temp Score: 6.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.8
CNA Vector (zdi): 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/06/2025 Advisory disclosed
08/06/2025 +0 days CVE reserved
08/06/2025 +0 days VulDB entry created
08/06/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: ZDI-25-788
Status: Not defined

CVE: CVE-2025-8640 (🔒)
GCVE (CVE): GCVE-0-2025-8640
GCVE (VulDB): GCVE-100-318973

Entryinfo

Created: 08/06/2025 08:23
Updated: 08/06/2025 15:16
Changes: 08/06/2025 08:23 (62), 08/06/2025 15:16 (1)
Complete: 🔍
Cache ID: 216::103

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