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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. An attacker can trigger out-of-bounds reads in the RPL-Lite implementation of the RPL protocol in the Contiki-NG operating system. This vulnerability is caused by insufficient control of the lengths for DIO and DAO messages, in particular when they contain RPL sub-option headers. The problem has been patched in Contiki-NG 4.9. Users are advised to upgrade. Users unable to upgrade should manually apply the code changes in PR #2484."}, {"lang": "es", "value": "Contiki-NG es un sistema operativo multiplataforma de c\u00f3digo abierto para dispositivos IoT de pr\u00f3xima generaci\u00f3n. Un atacante puede activar lecturas fuera de los l\u00edmites en la implementaci\u00f3n RPL-Lite del protocolo RPL en el sistema operativo Contiki-NG. Esta vulnerabilidad se debe a un control insuficiente de la longitud de los mensajes DIO y DAO, en particular cuando contienen encabezados de subopciones RPL. El problema ha sido solucionado en Contiki-NG 4.9. Se recomienda a los usuarios que actualicen. Los usuarios que no puedan actualizar deben aplicar manualmente los cambios de c\u00f3digo en PR #2484."}], "id": "CVE-2023-50927", "lastModified": "2024-02-15T06:23:39.303", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-02-14T20:15:45.367", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/contiki-ng/contiki-ng/pull/2484"}, {"source": "security-advisories@github.com", "url": "https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-9423-rgj4-wjfw"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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