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Users unable to upgrade can avoid this denial of service attack by enabling the Layer 7 proxy.\n\n"}, {"lang": "es", "value": "Cilium es una soluci\u00f3n de redes, observabilidad y seguridad con un plano de datos basado en eBPF. En los cl\u00fasteres de Cilium donde el proxy de capa 7 de Cilium se ha deshabilitado, la creaci\u00f3n de cargas de trabajo con anotaciones `policy.cilium.io/proxy-visibility` (en Cilium versiones &gt;= 1.13) o anotaciones `io.cilium.proxy-visibility` (en Cilium versiones &lt;= 1.12) hace que el agente Cilium tenga un error de segmentaci\u00f3n en el nodo al que est\u00e1 asignada la carga de trabajo. El tr\u00e1fico existente en el nodo afectado seguir\u00e1 fluyendo, pero el agente Cilium en el nodo no podr\u00e1 procesar cambios en las cargas de trabajo que se ejecutan en el nodo. Esto tambi\u00e9n evitar\u00e1 que las cargas de trabajo puedan iniciarse en el nodo afectado. La denegaci\u00f3n de servicio se limitar\u00e1 al nodo en el que est\u00e1 programada la carga de trabajo; sin embargo, un atacante puede programar cargas de trabajo en el nodo de su elecci\u00f3n, lo que podr\u00eda dar lugar a ataques dirigidos. Este problema se resolvi\u00f3 en las versiones 1.14.2, 1.13.7 y 1.12.14 de Cilium. Los usuarios que no puedan actualizar pueden evitar este ataque de denegaci\u00f3n de servicio habilitando el proxy de capa 7."}], "id": "CVE-2023-41332", "lastModified": "2024-11-21T08:21:05.610", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 3.5, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 3.5, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-09-27T15:19:30.023", "references": [{"source": "security-advisories@github.com", "tags": ["Exploit", "Issue Tracking", "Patch"], "url": "https://github.com/cilium/cilium/pull/27597"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Mitigation", "Patch", "Third Party Advisory"], "url": "https://github.com/cilium/cilium/security/advisories/GHSA-24m5-r6hv-ccgp"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Patch"], "url": "https://github.com/cilium/cilium/pull/27597"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mitigation", "Patch", "Third Party Advisory"], "url": "https://github.com/cilium/cilium/security/advisories/GHSA-24m5-r6hv-ccgp"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-755"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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