CVE-2022-46423

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "03D97484-E4B7-4ABD-9F03-FD900ADE5D02", "versionEndIncluding": "1.2.3.7", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:wnr2000:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "709B7F15-AF75-4404-814E-8519EE5AE227", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier."}, {"lang": "es", "value": "Se descubri\u00f3 una vulnerabilidad de modificaci\u00f3n de firmware explotable en el router Netgear WNR2000v1. Un atacante puede realizar un ataque MITM (Man-in-the-Middle) para modificar la imagen de firmware cargada por el usuario y eludir la verificaci\u00f3n CRC, lo que permite a los atacantes ejecutar c\u00f3digo arbitrario o provocar una Denegaci\u00f3n de Servicio (DoS). Esto afecta a la versi\u00f3n 1.2.3.7 y anteriores."}], "id": "CVE-2022-46423", "lastModified": "2026-06-17T05:11:45.220", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-46423", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-04-17T13:22:58.379342Z", "version": "2.0.3"}}]}, "published": "2022-12-20T20:15:10.557", "references": [{"source": "cve@mitre.org", "url": "https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/BktKl8ZDo"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.netgear.com/about/security/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/BktKl8ZDo"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.netgear.com/about/security/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-494"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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