{"cve":{"cve_id":"CVE-2019-6468","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":0.02539,"epss_percentile":0.82924,"epss_as_of":"2026-06-23","description":"In BIND Supported Preview Edition, an error in the nxdomain-redirect feature can occur in versions which support EDNS Client Subnet (ECS) features. In those versions which have ECS support, enabling nxdomain-redirect is likely to lead to BIND exiting due to assertion failure. Versions affected: BIND Supported Preview Edition version 9.10.5-S1 -> 9.11.5-S5. ONLY BIND Supported Preview Edition releases are affected.","published_at":"2019-10-09T14:17:14.488000Z","last_modified_at":null,"cvss_v3_score":5.3,"cvss_v3_vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","cvss_v3_severity":"MEDIUM","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":null,"nvd_references":["https://kb.isc.org/docs/cve-2019-6468","https://www.synology.com/security/advisory/Synology_SA_19_20"],"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":"2026-06-28T23:12:55.526598Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"L","value_label":"Low"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"isc","vendor_name":"ISC","product_slug":"bind-9-supported-preview-edition","product_name":"BIND 9 Supported Preview Edition","version_start":"BIND 9 9.10.5-S1 -> 9.11.5-S5","version_start_inclusive":true,"version_end":"BIND 9 9.10.5-S1 -> 9.11.5-S5","version_end_inclusive":true,"cpe23_uri":"cve5:isc:bind-9-supported-preview-edition:BIND 9 9.10.5-S1 -> 9.11.5-S5:BIND 9 9.10.5-S1 -> 9.11.5-S5"}],"exploit_refs":[],"news":[],"references":[{"url":"https://kb.isc.org/docs/cve-2019-6468","source_type":"MISC","tags":[]},{"url":"https://www.synology.com/security/advisory/Synology_SA_19_20","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2019-10-09T14:17:14.488000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:01:16.052892Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:01:16.052892Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:01:16.052892Z","label":"CVSS score revised","source":"cvelistv5"}]}