NETGEARC 6220/6230 DOCSIS 3.0 Router DoS: Authenticated WiFi Users Can Reboot
CVE-2025-12941 Published on December 9, 2025
Denial of Service Vulnerability in NETGEAR C6220 and C6230
Denial of Service Vulnerability in NETGEARC6220andC6230(DOCSIS® 3.0 Two-in-one Cable Modem + WiFi Router) allows authenticated local WiFi users reboot the router.
Vulnerability Analysis
Weakness Type
Missing Authentication for Critical Function
The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
Products Associated with CVE-2025-12941
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Affected Versions
NETGEAR C6220:- Before and including * is affected.
- Before and including * is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.