{"cve":{"cve_id":"CVE-2023-50387","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":0.99995,"epss_percentile":0.99987,"epss_as_of":"2026-06-23","description":"Certain DNSSEC aspects of the DNS protocol (in RFC 4033, 4034, 4035, 6840, and related RFCs) allow remote attackers to cause a denial of service (CPU consumption) via one or more DNSSEC responses, aka the \"KeyTrap\" issue. 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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":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[],"exploit_refs":[],"news":[],"references":[{"url":"https://www.athene-center.de/aktuelles/key-trap","source_type":"MISC","tags":[]},{"url":"https://nlnetlabs.nl/news/2024/Feb/13/unbound-1.19.1-released/","source_type":"MISC","tags":[]},{"url":"https://kb.isc.org/docs/cve-2023-50387","source_type":"MISC","tags":[]},{"url":"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2024-01.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.theregister.com/2024/02/13/dnssec_vulnerability_internet/","source_type":"MISC","tags":[]},{"url":"https://news.ycombinator.com/item?id=39367411","source_type":"MISC","tags":[]},{"url":"https://www.securityweek.com/keytrap-dns-attack-could-disable-large-parts-of-internet-researchers/","source_type":"MISC","tags":[]},{"url":"https://www.isc.org/blogs/2024-bind-security-release/","source_type":"MISC","tags":[]},{"url":"https://news.ycombinator.com/item?id=39372384","source_type":"MISC","tags":[]},{"url":"https://gitlab.nic.cz/knot/knot-resolver/-/releases/v5.7.1","source_type":"MISC","tags":[]},{"url":"https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2024q1/017430.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-50387","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-50387","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1219823","source_type":"MISC","tags":[]},{"url":"https://www.athene-center.de/fileadmin/content/PDF/Technical_Report_KeyTrap.pdf","source_type":"MISC","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2024/02/16/2","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://www.openwall.com/lists/oss-security/2024/02/16/3","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVYA42BLXUCIDLD35YIJPJSHDIADNYMP/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BUIP7T7Z4T3UHLXFWG6XIVDP4GYPD3AI/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNNHZSZPG2E7NBMBNYPGHCFI4V4XRWNQ/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/02/msg00006.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEXGOYGW7DBS3N2QSSQONZ4ENIRQEAPG/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQESRWMJCF4JEYJEAKLRM6CT55GLJAB7/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGS7JN6FZXUSTC2XKQHH27574XOULYYJ/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HVRDSJVZKMCXKKPP6PNR62T7RWZ3YSDZ/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6FV5O347JTX7P5OZA6NGO4MKTXRXMKOZ/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IGSLGKUAQTW5JPPZCMF5YPEYALLRUZZ6/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZDZFMEKQTZ4L7RY46FCENWFB5MDT263R/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://security.netapp.com/advisory/ntap-20240307-0007/","source_type":"MISC","tags":[]},{"url":"https://lists.debian.org/debian-lts-announce/2024/05/msg00011.html","source_type":"MAILING_LIST","tags":["mailing-list"]}],"timeline":[{"type":"published","at":"2024-02-14T00:00:00Z","label":"CVE 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