{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2017-10-19T00:00:00", "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."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-10-19T23:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://git.musl-libc.org/cgit/musl/tree/WHATSNEW"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://openwall.com/lists/oss-security/2017/10/19/5"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2017-15650", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395", "refsource": "CONFIRM", "url": "http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395"}, {"name": "http://git.musl-libc.org/cgit/musl/tree/WHATSNEW", "refsource": "CONFIRM", "url": "http://git.musl-libc.org/cgit/musl/tree/WHATSNEW"}, {"name": "http://openwall.com/lists/oss-security/2017/10/19/5", "refsource": "CONFIRM", "url": "http://openwall.com/lists/oss-security/2017/10/19/5"}]}}}}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2017-15650", "datePublished": "2017-10-19T23:00:00", "dateReserved": "2017-10-19T00:00:00", "dateUpdated": "2017-10-19T23:57:01", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:musl-libc:musl:*:*:*:*:*:*:*:*", "matchCriteriaId": "34F11B91-B1D7-4E6F-B275-FBF4E04AA7FC", "versionEndIncluding": "1.1.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "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."}], "id": "CVE-2017-15650", "lastModified": "2017-11-08T16:21:30.357", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-10-19T23:29:00.407", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://git.musl-libc.org/cgit/musl/commit/?id=45ca5d3fcb6f874bf5ba55d0e9651cef68515395"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://git.musl-libc.org/cgit/musl/tree/WHATSNEW"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Mitigation", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2017/10/19/5"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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