CVE-2017-15650

{"id": "CVE-2017-15650", "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": "2017-10-19T23:29:00.407", "references": [{"url": "http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://git.musl-libc.org/cgit/musl/tree/WHATSNEW", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://openwall.com/lists/oss-security/2017/10/19/5", "tags": ["Mailing List", "Mitigation", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "musl libc before 1.1.17 has a buffer overflow via crafted DNS replies because dns_parse_callback in network/lookup_name.c does not restrict the number of addresses, and thus an attacker can provide an unexpected number by sending A records in a reply to an AAAA query."}, {"lang": "es", "value": "musl libc, en versiones anteriores a la 1.1.17, tiene un desbordamiento de b\u00fafer mediante respuestas DNS manipuladas, debido a que dns_parse_callback en network/lookup_name.c no restringe el n\u00famero de direcciones y, por lo tanto, un atacante puede proporcionar un n\u00famero inesperado enviando registros A en una respuesta a una consulta AAAA."}], "lastModified": "2017-11-08T16:21:30.357", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:musl-libc:musl:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "34F11B91-B1D7-4E6F-B275-FBF4E04AA7FC", "versionEndIncluding": "1.1.6"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}