CVE-2018-17974

{"id": "CVE-2018-17974", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2018-10-03T22:29:00.907", "references": [{"url": "https://github.com/SegfaultMasters/covering360/tree/master/tcpreplay", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/appneta/tcpreplay/issues/486", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Tcpreplay 4.3.0 beta1. A heap-based buffer over-read was triggered in the function dlt_en10mb_encode() of the file plugins/dlt_en10mb/en10mb.c, due to inappropriate values in the function memmove(). The length (pktlen + ctx -> l2len) can be larger than source value (packet + ctx->l2len) because the function fails to ensure the length of a packet is valid. This leads to Denial of Service."}, {"lang": "es", "value": "Se ha descubierto un problema en Tcpreplay 4.3.0 beta1. Se ha desencadenado una sobrelectura de b\u00fafer basada en memoria din\u00e1mica (heap) en la funci\u00f3n dlt_en10mb_encode() del archivo plugins/dlt_en10mb/en10mb.c, debido a valores inapropiados en la funci\u00f3n memmove(). La longitud (pktlen + ctx -> l2len) puede ser mayor que el valor de origen (packet + ctx->l2len) debido a que la funci\u00f3n fracasa a la hora de asegurar que la longitud de un paquete sea v\u00e1lida. Esto conduce a una denegaci\u00f3n de servicio (DoS)."}], "lastModified": "2022-04-02T03:30:07.760", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:broadcom:tcpreplay:4.3.0:beta1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7A1DA2AE-2F3B-4F91-B621-B70013CE3135"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}