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2 vulnerabilities found for MGU21 by Harman Becker

CVE-2025-3885 (GCVE-0-2025-3885)

Vulnerability from cvelistv5 – Published: 2025-05-22 00:49 – Updated: 2025-05-22 18:33
VLAI?
Title
Harman Becker MGU21 Bluetooth Improper Input Validation Denial-of-Service Vulnerability
Summary
Harman Becker MGU21 Bluetooth Improper Input Validation Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Harman Becker MGU21 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Bluetooth stack of the BCM89359 chipset. The issue results from the lack of proper validation of Bluetooth frames. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23942.
Severity ?
5.3 (Medium)
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-20 - Improper Input Validation
Assigner
zdi
References
Impacted products
Vendor Product Version
Harman Becker MGU21 Affected: MGU21_22-07 firmware with BCM89359 wireless chipset; LMP Version: 5.0 (0x9); LMP Subversion: 0x420d
Create a notification for this product.
Show details on NVD website
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CVE-2025-3885 (GCVE-0-2025-3885)

Vulnerability from nvd – Published: 2025-05-22 00:49 – Updated: 2025-05-22 18:33
VLAI?
Title
Harman Becker MGU21 Bluetooth Improper Input Validation Denial-of-Service Vulnerability
Summary
Harman Becker MGU21 Bluetooth Improper Input Validation Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a denial-of-service condition on affected installations of Harman Becker MGU21 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Bluetooth stack of the BCM89359 chipset. The issue results from the lack of proper validation of Bluetooth frames. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-23942.
Severity ?
5.3 (Medium)
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-20 - Improper Input Validation
Assigner
zdi
References
Impacted products
Vendor Product Version
Harman Becker MGU21 Affected: MGU21_22-07 firmware with BCM89359 wireless chipset; LMP Version: 5.0 (0x9); LMP Subversion: 0x420d
Create a notification for this product.
Show details on NVD website
To clipboard 

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