{"cve":{"cve_id":"CVE-2017-15105","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.02681,"epss_percentile":0.83864,"epss_as_of":"2026-06-23","description":"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.","published_at":"2018-01-23T16:00:00Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-358"],"nvd_references":["http://www.securityfocus.com/bid/102817","https://lists.debian.org/debian-lts-announce/2019/02/msg00022.html","https://lists.debian.org/debian-lts-announce/2018/01/msg00039.html","https://unbound.net/downloads/CVE-2017-15105.txt","https://usn.ubuntu.com/3673-1/"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:09:38.173018Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"nlnet-labs","vendor_name":"NLnet Labs","product_slug":"unbound","product_name":"Unbound","version_start":"before 1.6.8","version_start_inclusive":true,"version_end":"before 1.6.8","version_end_inclusive":true,"cpe23_uri":"cve5:nlnet-labs:unbound:before 1.6.8:before 1.6.8"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.securityfocus.com/bid/102817","source_type":"MISC","tags":[]},{"url":"https://lists.debian.org/debian-lts-announce/2019/02/msg00022.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2018/01/msg00039.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://unbound.net/downloads/CVE-2017-15105.txt","source_type":"MISC","tags":[]},{"url":"https://usn.ubuntu.com/3673-1/","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2018-01-23T16:00:00Z","label":"CVE published","source":null}]}