Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zte:zxhn_f623_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "9CB260C1-1CE3-4016-8C9E-117DA72A9DF6", "versionEndExcluding": "6.0.0p3t34", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zte:zxhn_f623:-:*:*:*:*:*:*:*", "matchCriteriaId": "6746E033-5814-4D1A-869A-371ECA32323F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A ZTE product has a DoS vulnerability. A remote attacker can amplify traffic by sending carefully constructed IPv6 packets to the affected devices, which eventually leads to device denial of service. This affects:<ZXHN F623><All versions up to V6.0.0P3T33>"}, {"lang": "es", "value": "Un producto ZTE presenta una vulnerabilidad de DoS. Un atacante remoto puede amplificar el tr\u00e1fico mediante el env\u00edo de paquetes IPv6 cuidadosamente construidos hacia los dispositivos afectados, lo que eventualmente conlleva a una denegaci\u00f3n de servicio del dispositivo. Esto afecta a: (ZXHN F623) (Todas las versiones hasta V6.0.0P3T33)"}], "id": "CVE-2021-21727", "lastModified": "2024-11-21T05:48:53.443", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-03-29T16:15:13.133", "references": [{"source": "psirt@zte.com.cn", "tags": ["Vendor Advisory"], "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014744"}], "sourceIdentifier": "psirt@zte.com.cn", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}