CVE-2025-12941

Medium

Description

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.

SeverityMedium
CVSS5.7
Exploit probability—
ProductNetgear C6230 Firmware
PublishedDec 9, 2025
First seenDec 9, 2025

How to fix

Affected products

ProductAffected versionsFixed in
netgear c6230_firmwareNo range specified—
netgear c6220_firmwareNo range specified—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.