CVE-2021-3125

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This occurs when a link prefix route points to a point-to-point link, a destination IPv6 address belongs to the prefix and is not a local IPv6 address, and a router advertisement is received with at least one global unique IPv6 prefix for which the on-link flag is set."}, {"lang": "es", "value": "En TP-Link TL-XDR3230 versiones anteriores a 1.0.12, TL-XDR1850 versiones anteriores a 1.0.9, TL-XDR1860 versiones anteriores a 1.0.14, TL-XDR3250 versiones anteriores a 1.0.2, TL-XDR6060 Turbo versiones anteriores a 1.1.8, TL-XDR5430 versiones anteriores a 1.0 .11, y posiblemente otros, cuando se utiliza IPv6, puede producirse un bucle de enrutamiento que genere un tr\u00e1fico de red excesivo entre un dispositivo afectado y el enrutador de su ISP aguas arriba. Esto ocurre cuando una ruta de prefijo de enlace apunta a un enlace punto a punto, una direcci\u00f3n IPv6 de destino pertenece al prefijo y no es una direcci\u00f3n IPv6 local, y un anuncio de enrutador es recibido con al menos un prefijo IPv6 \u00fanico global para el cual el flag on-link se establece"}], "id": "CVE-2021-3125", "lastModified": "2026-06-17T04:04:42.600", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "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": "2021-04-12T19:15:14.753", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8719.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8720.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8722.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8723.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8724.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8725.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8719.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8720.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8722.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8723.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8724.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://service.tp-link.com.cn/detail_download_8725.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-834"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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