CVE-2023-36998

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The NextEPC MME <= 1.0.1 (fixed in commit a8492c9c5bc0a66c6999cb5a263545b32a4109df) contains a stack-based buffer overflow vulnerability in the Emergency Number List decoding method. An attacker may send a NAS message containing an oversized Emergency Number List value to the MME to overwrite the stack with arbitrary bytes. An attacker with a cellphone connection to any base station managed by the MME may exploit this vulnerability without having to authenticate with the LTE core."}, {"lang": "es", "value": "El MME NextEPC &lt;= 1.0.1 (corregido en commit a8492c9c5bc0a66c6999cb5a263545b32a4109df) contiene una vulnerabilidad de desbordamiento de b\u00fafer basada en pila en el m\u00e9todo de decodificaci\u00f3n de la lista de n\u00fameros de emergencia. Un atacante puede enviar un mensaje NAS que contenga un valor de lista de n\u00fameros de emergencia de gran tama\u00f1o al MME para sobrescribir la pila con bytes arbitrarios. Un atacante con una conexi\u00f3n de tel\u00e9fono celular a cualquier estaci\u00f3n base administrada por el MME puede explotar esta vulnerabilidad sin tener que autenticarse con el n\u00facleo LTE."}], "id": "CVE-2023-36998", "lastModified": "2026-07-05T01:18:42.647", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.9, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 6.0, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-36998", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-02-03T14:01:42.590920Z", "version": "2.0.3"}}]}, "published": "2025-01-22T15:15:09.647", "references": [{"source": "cve@mitre.org", "url": "https://cellularsecurity.org/ransacked"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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