CVE-2025-12941

Denial of Service Vulnerability in NETGEAR C6220 and C6230 (DOCSIS® 3.0 Two-in-one Cable Modem + WiFi Router) allows authenticated local WiFi users reboot the router.

CVSS v3 5.7 MEDIUM

5.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://kb.netgear.com/000070416/December-2025-NETGEAR-Security-Advisory	Vendor Advisory
https://www.netgear.com/support/product/c6220/	Product
https://www.netgear.com/support/product/c6230/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:netgear:c6230_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netgear:c6230:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:netgear:c6220_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netgear:c6220:-:*:*:*:*:*:*:*

History

08 Oct 2026, 10:10

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad de denegación de servicio en NETGEAR C6220 y C6230 (Módem de cable DOCSIS® 3.0 dos en uno + Router WiFi) permite a usuarios WiFi locales autenticados reiniciar el router.

Information

Published : 2025-12-09 17:15

Updated : 2026-10-08 10:10

NVD link : CVE-2025-12941

Mitre link : CVE-2025-12941

CVE.ORG link : CVE-2025-12941

JSON object : View

Products Affected

netgear

c6230
c6230_firmware
c6220
c6220_firmware

CWE

CWE-306

Missing Authentication for Critical Function

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