{"id":"CVE-2017-15105","details":"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.","modified":"2026-07-07T08:49:25.053486945Z","published":"2018-01-23T16:29:00.273Z","related":["openSUSE-SU-2024:11005-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*"],"extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"},{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"17.10"},{"last_affected":"17.10"},{"introduced":"18.04"},{"last_affected":"18.04"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"cpes":["cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"},{"introduced":"8.0"},{"last_affected":"8.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"}]},"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/102817"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/01/msg00039.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/02/msg00022.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3673-1/"},{"type":"FIX","url":"https://unbound.net/downloads/CVE-2017-15105.txt"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nlnetlabs/unbound","events":[{"introduced":"0"},{"fixed":"df881fedb30858ae8007c4629ed9b52243c5b83a"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.6.8"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:nlnetlabs:unbound:*:*:*:*:*:*:*:*"}}],"versions":["release-1.6.7","release-1.6.7rc1","release-1.6.6rc2","release-1.6.6rc1","release-1.6.4rc2","release-1.6.4rc1","release-1.6.2rc1","release-1.6.1rc3","release-1.6.1rc2","release-1.6.1rc1","release-1.6.0rc1","release-1.5.10rc1","release-1.5.10","release-1.5.9rc1","release-1.5.8rc1","release-1.5.8","release-1.5.7","release-1.5.6","release-1.5.6rc1","release-1.5.5","release-1.5.5rc1","release-1.5.4rc1","release-1.5.4","release-1.5.3rc1","release-1.5.2","release-1.5.2rc1","release-1.5.1","release-1.5.1rc2","release-1.5.1rc1","release-1.5.0rc1","release-1.4.22","release-1.4.22rc1","release-1.4.20","release-1.4.19","release-1.4.19rc1","release-1.4.18rc2","release-1.4.18rc1","release-1.4.17","release-1.4.17rc1","release-1.4.14","release-1.4.14rc1","release-1.4.13","release-1.4.13rc2","release-1.4.13rc1","release-1.4.12rc1","release-1.4.11rc3","release-1.4.11","release-1.4.11rc2","release-1.4.11rc1","release-1.4.9","release-1.4.9rc1","release-1.4.8rc1","release-1.4.7","release-1.4.7rc1","release-1.4.6","release-1.4.6rc1","release-1.4.5","release-1.4.5rc1","release-1.4.4","release-1.4.4rc1","release-1.4.3","release-1.4.2","release-1.4.1","release-1.4.0","release-1.4.0rc1","release-1.3.3","release-1.3.3rc1","release-1.3.2","release-1.3.1","release-1.1.1","release-1.0.1","release-0.11","release-0.10","release-0.8","release-0.7","release-0.6","release-0.5","release-0.4","release-0.3","release-0.1","release-0.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-15105.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}