{"id":"CVE-2025-12941","state":"PUBLISHED","title":"Denial of Service Vulnerability in NETGEAR C6220 and C6230","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.","publishedAt":"2025-12-09T17:01:04.702Z","updatedAt":"2025-12-09T20:44:09.127Z","severity":{"score":5,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/AU:N/R:A/V:D/RE:L/U:Amber","source":"NETGEAR"},"assigner":"NETGEAR","products":["NETGEAR C6220","NETGEAR C6230"],"affected":[{"vendor":"NETGEAR","product":"C6220","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"NETGEAR","product":"C6230","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]}],"references":["https://www.netgear.com/support/product/c6220/","https://www.netgear.com/support/product/c6230/","https://kb.netgear.com/000070416/December-2025-NETGEAR-Security-Advisory"],"weaknesses":["CWE-306"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/12xxx/CVE-2025-12941.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-12941","state":"PUBLISHED","datePublished":"2025-12-09T17:01:04.702Z","dateUpdated":"2025-12-09T20:44:09.127Z","assignerShortName":"NETGEAR","assignerOrgId":"a2826606-91e7-4eb6-899e-8484bd4575d5","dateReserved":"2025-11-10T07:35:22.119Z"},"containers":{"cna":{"title":"Denial of Service Vulnerability in NETGEAR C6220 and C6230","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"NETGEAR","product":"C6220","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"NETGEAR","product":"C6230","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]}],"references":[{"url":"https://www.netgear.com/support/product/c6220/","tags":["product"]},{"url":"https://www.netgear.com/support/product/c6230/","tags":["product"]},{"url":"https://kb.netgear.com/000070416/December-2025-NETGEAR-Security-Advisory","tags":["vendor-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NO","Recovery":"AUTOMATIC","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"ADJACENT","baseScore":5,"baseSeverity":"MEDIUM","exploitMaturity":"PROOF_OF_CONCEPT","privilegesRequired":"LOW","providerUrgency":"AMBER","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/AU:N/R:A/V:D/RE:L/U:Amber","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"LOW"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","description":"CWE-306 Missing Authentication for Critical Function","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"NETGEAR","orgId":"a2826606-91e7-4eb6-899e-8484bd4575d5","dateUpdated":"2025-12-09T19:33:15.751Z"},"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:h:netgear:c6220:*:*:*:*:*:*:*:*","versionEndIncluding":"*","versionStartIncluding":"0","vulnerable":true}],"negate":false,"operator":"OR"},{"cpeMatch":[{"criteria":"cpe:2.3:h:netgear:c6230:*:*:*:*:*:*:*:*","versionEndIncluding":"*","versionStartIncluding":"0","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"credits":[{"lang":"en","type":"finder","value":"Quickdraw"}],"datePublic":"2025-12-09T02:30:00.000Z","exploits":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"We are not aware of any exploitation.&nbsp;"}],"value":"We are not aware of any exploitation."}],"impacts":[{"capecId":"CAPEC-469","descriptions":[{"lang":"en","value":"CAPEC-469 HTTP DoS"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<div><div><div><p>NETGEAR strongly advises against allowing untrusted users or devices on your WiFi network. The NETGEAR C6220 has reached End-of-Support (EOS) and C6230 will reach EOS soon. Due to limited security impact (device reboots only), no fixes are planned.</p></div></div></div>"}],"value":"NETGEAR strongly advises against allowing untrusted users or devices on your WiFi network. The NETGEAR C6220 has reached End-of-Support (EOS) and C6230 will reach EOS soon. Due to limited security impact (device reboots only), no fixes are planned."}],"source":{"discovery":"UNKNOWN"},"tags":["unsupported-when-assigned"],"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The users are advised to not allow untrusted devices to connect to the Wi-fi Network.&nbsp;"}],"value":"The users are advised to not allow untrusted devices to connect to the Wi-fi Network."}],"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-09T20:22:30.920742Z","id":"CVE-2025-12941","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-12-09T20:44:09.127Z"}}]}}}