CVE-2021-34236

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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:r8000_firmware:1.0.4.56:*:*:*:*:*:*:*", "matchCriteriaId": "5121CAFA-F624-4252-A795-4EFAEE540CC8", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:*", "matchCriteriaId": "5B39F095-8FE8-43FD-A866-7B613B495984", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Buffer Overflow in Netgear R8000 Router with firmware v1.0.4.56 allows remote attackers to execute arbitrary code or cause a denial-of-service by sending a crafted POST to '/bd_genie_create_account.cgi' with a sufficiently long parameter 'register_country'."}, {"lang": "es", "value": "Un Desbordamiento de B\u00fafer en el Enrutador Netgear R8000 con versiones de firmware v1.0.4.56, permite a atacantes remotos ejecutar c\u00f3digo arbitrario o causar una denegaci\u00f3n de servicio mediante el env\u00edo de un POST manipulado a \"/bd_genie_create_account.cgi\" con un par\u00e1metro suficientemente largo \"register_country\""}], "id": "CVE-2021-34236", "lastModified": "2026-06-17T03:55:34.257", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-09-08T00:15:09.827", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "https://github.com/Davidteeri/Bug-Report/blob/main/netgear-8000.md"}, {"source": "nvd@nist.gov", "tags": ["Third Party Advisory"], "url": "https://github.com/advisories/GHSA-vfq9-7wg3-4mjx"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://github.com/Davidteeri/Bug-Report/blob/main/netgear-8000.md"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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