CVE-2019-7701

{"id": "CVE-2019-7701", "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}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/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": 2.8}]}, "published": "2019-02-10T22:29:00.497", "references": [{"url": "https://github.com/WebAssembly/binaryen/issues/1863", "tags": ["Exploit", "Patch", "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": "A heap-based buffer over-read was discovered in wasm::SExpressionParser::skipWhitespace() in wasm-s-parser.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm2js."}, {"lang": "es", "value": "Existe una sobrelectura de b\u00fafer basada en memoria din\u00e1mica (heap) en wasm::SExpressionParser::skipWhitespace() en wasm-s-parser.cpp en Binaryen 1.38.22. Una entrada wasm manipulada puede provocar un fallo de segmentaci\u00f3n, lo que conduce a una denegaci\u00f3n de servicio, tal y como queda demostrado con wasm2js."}], "lastModified": "2020-06-08T17:03:01.773", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:webassembly:binaryen:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D2F4FEB1-4149-4952-8678-FC42E20FCE76", "versionEndExcluding": "64"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}