{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-07-01T00:16:27.098","vulnerabilities":[{"cve":{"id":"CVE-2017-15105","sourceIdentifier":"secalert@redhat.com","published":"2018-01-23T16:29:00.273","lastModified":"2026-06-17T01:07:15.680","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in the way unbound before 1.6.8 validated wildcard-synthesized NSEC records. An improperly validated wildcard NSEC record could be used to prove the non-existence (NXDOMAIN answer) of an existing wildcard record, or trick unbound into accepting a NODATA proof."},{"lang":"es","value":"Se ha encontrado un error en la forma en la que unbound, en versiones anteriores a la 1.6.8, validaba los registros NSEC sintetizados con caracteres comodín. Un registro con caracteres comodín NSEC validado incorrectamente podría emplearse para probar la falta (respuesta NXDOMAIN) de un registro de caracteres comodín, o engañar a unbound para que acepte una prueba NODATA."}],"affected":[{"source":"secalert@redhat.com","affectedData":[{"vendor":"NLnet Labs","product":"unbound","versions":[{"version":"before 1.6.8","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":true,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-358"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-20"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:nlnetlabs:unbound:*:*:*:*:*:*:*:*","versionEndExcluding":"1.6.8","matchCriteriaId":"BAE9EA21-B784-4BCD-A0D6-8C474E6AEDCB"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","matchCriteriaId":"16F59A04-14CF-49E2-9973-645477EA09DA"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","matchCriteriaId":"B5A6F2F3-4894-4392-8296-3B8DD2679084"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","matchCriteriaId":"F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*","matchCriteriaId":"9070C9D8-A14A-467F-8253-33B966C16886"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","matchCriteriaId":"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D"}]}]}],"references":[{"url":"http://www.securityfocus.com/bid/102817","source":"secalert@redhat.com","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://lists.debian.org/debian-lts-announce/2018/01/msg00039.html","source":"secalert@redhat.com","tags":["Mailing List","Third Party Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/02/msg00022.html","source":"secalert@redhat.com","tags":["Mailing List","Third Party Advisory"]},{"url":"https://unbound.net/downloads/CVE-2017-15105.txt","source":"secalert@redhat.com","tags":["Patch","Vendor Advisory"]},{"url":"https://usn.ubuntu.com/3673-1/","source":"secalert@redhat.com","tags":["Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/102817","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://lists.debian.org/debian-lts-announce/2018/01/msg00039.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/02/msg00022.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]},{"url":"https://unbound.net/downloads/CVE-2017-15105.txt","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]},{"url":"https://usn.ubuntu.com/3673-1/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}