CVE-2018-12018

{"id": "CVE-2018-12018", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2018-07-05T02:29:00.247", "references": [{"url": "https://github.com/ethereum/go-ethereum/commit/a5237a27eaf81946a3edb4fafe13ed6359d119e4", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ethereum/go-ethereum/pull/16891", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ethereum/go-ethereum/releases/tag/v1.8.11", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://peckshield.com/2018/06/27/EPoD/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-129"}]}], "descriptions": [{"lang": "en", "value": "The GetBlockHeadersMsg handler in the LES protocol implementation in Go Ethereum (aka geth) before 1.8.11 may lead to an access violation because of an integer signedness error for the array index, which allows attackers to launch a Denial of Service attack by sending a packet with a -1 query.Skip value. The vulnerable remote node would be crashed by such an attack immediately, aka the EPoD (Ethereum Packet of Death) issue."}, {"lang": "es", "value": "El manipulador GetBlockHeadersMsg en la implementaci\u00f3n del protocolo LES en Go Ethereum (tambi\u00e9n conocido como geth) en versiones anteriores a la1.8.11 puede conducir a una infracci\u00f3n de acceso debido a un error en la propiedad signedness de un n\u00famero entero para el \u00edndice del array, lo que permite que los atacantes lancen un ataque de denegaci\u00f3n de servicio (DoS) enviando un paquete con un valor -1 query.Skip. El nodo remoto vulnerable se cerrar\u00eda de manera inesperada por dicho ataque inmediatamente, tambi\u00e9n conocido como vulnerabilidad EPoD (Ethereum Packet of Death)."}], "lastModified": "2018-09-04T15:57:30.660", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ethereum:go_ethereum:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CCDC4446-D7A9-4DCF-99A9-CBC521D3B46D", "versionEndExcluding": "1.8.11"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}