{"api_version":"1","generated_at":"2026-04-23T01:31:29+00:00","cve":"CVE-2020-8619","urls":{"html":"https://cve.report/CVE-2020-8619","api":"https://cve.report/api/cve/CVE-2020-8619.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-8619","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-8619"},"summary":{"title":"CVE-2020-8619","description":"In ISC BIND9 versions BIND 9.11.14 -> 9.11.19, BIND 9.14.9 -> 9.14.12, BIND 9.16.0 -> 9.16.3, BIND Supported Preview Edition 9.11.14-S1 -> 9.11.19-S1: Unless a nameserver is providing authoritative service for one or more zones and at least one zone contains an empty non-terminal entry containing an asterisk (\"*\") character, this defect cannot be encountered. A would-be attacker who is allowed to change zone content could theoretically introduce such a record in order to exploit this condition to cause denial of service, though we consider the use of this vector unlikely because any such attack would require a significant privilege level and be easily traceable.","state":"PUBLIC","assigner":"security-officer@isc.org","published_at":"2020-06-17 22:15:00","updated_at":"2023-11-07 03:26:00"},"problem_types":["CWE-404"],"metrics":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html","name":"openSUSE-SU-2020:1699","refsource":"SUSE","tags":[],"title":"[security-announce] openSUSE-SU-2020:1699-1: moderate: Security update f","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://kb.isc.org/docs/cve-2020-8619","name":"https://kb.isc.org/docs/cve-2020-8619","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"CVE-2020-8619: An asterisk character in an empty non-terminal can cause an assertion failure in rbtdb.c - Security Advisories","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EIOXMJX4N3LBKC65OXNBE52W4GAS7QEX/","name":"FEDORA-2020-5f8da4b260","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 31 Update: bind-9.11.20-1.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIOXMJX4N3LBKC65OXNBE52W4GAS7QEX/","name":"FEDORA-2020-5f8da4b260","refsource":"","tags":[],"title":"[SECURITY] Fedora 31 Update: bind-9.11.20-1.fc31 - package-announce - Fedora 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bind9","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.netapp.com/advisory/ntap-20200625-0003/","name":"https://security.netapp.com/advisory/ntap-20200625-0003/","refsource":"CONFIRM","tags":[],"title":"June 2020 ISC BIND Vulnerabilities in NetApp Products | NetApp Product Security","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html","name":"openSUSE-SU-2020:1701","refsource":"SUSE","tags":[],"title":"[security-announce] openSUSE-SU-2020:1701-1: moderate: Security update f","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CNFTTYJ5JJJJ6QG3AHXJGDIIEYMDFWFW/","name":"FEDORA-2020-54a91444ff","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: bind-9.11.20-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-8619","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8619","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"20.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"10.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"31","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"32","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"32","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"9.11.19","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"isc","cpe5":"bind","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"9.11.19-s1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"isc","cpe5":"bind","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"preview","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"9.14.12","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"isc","cpe5":"bind","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"9.16.3","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"isc","cpe5":"bind","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"steelstore_cloud_integrated_storage","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"15.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8619","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"15.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-8619","qid":"296073","title":"Oracle Solaris 11.4 Support Repository Update (SRU) 24.75.2 Missing (CPUJUL2020)"},{"cve":"CVE-2020-8619","qid":"500063","title":"Alpine Linux Security Update for bind"},{"cve":"CVE-2020-8619","qid":"503742","title":"Alpine Linux Security Update for bind"},{"cve":"CVE-2020-8619","qid":"900157","title":"CBL-Mariner Linux Security Update for bind 9.16.3"},{"cve":"CVE-2020-8619","qid":"903275","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for bind (1834)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"security-officer@isc.org","DATE_PUBLIC":"2020-06-10T19:10:58.000Z","ID":"CVE-2020-8619","STATE":"PUBLIC","TITLE":"A buffer boundary check assertion in rdataset.c can fail incorrectly during zone transfer"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"ISC","product":{"product_data":[{"product_name":"BIND9","version":{"version_data":[{"version_value":"9.11.14 through versions before 9.11.20"},{"version_value":"9.16.0 through versions before 9.16.4"},{"version_value":"9.11.14-S1 through versions before 9.11.20-S1"},{"version_value":"9.14.9 through versions 9.14.12"}]}}]}}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"In ISC BIND9 versions BIND 9.11.14 -> 9.11.19, BIND 9.14.9 -> 9.14.12, BIND 9.16.0 -> 9.16.3, BIND Supported Preview Edition 9.11.14-S1 -> 9.11.19-S1: Unless a nameserver is providing authoritative service for one or more zones and at least one zone contains an empty non-terminal entry containing an asterisk (\"*\") character, this defect cannot be encountered. A would-be attacker who is allowed to change zone content could theoretically introduce such a record in order to exploit this condition to cause denial of service, though we consider the use of this vector unlikely because any such attack would require a significant privilege level and be easily traceable."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"The asterisk character (\"*\") is allowed in DNS zone files, where it is most commonly present as a wildcard at a terminal node of the Domain Name System graph. However, the RFCs do not require and BIND does not enforce that an asterisk character be present only at a terminal node.  A problem can occur when an asterisk is present in an empty non-terminal location within the DNS graph. If such a node exists, after a series of queries, named can reach an inconsistent state that results in the failure of an assertion check in rbtdb.c, followed by the program exiting due to the assertion failure.  Versions affected: BIND 9.11.14 -> 9.11.19, BIND 9.14.9 -> 9.14.12, BIND 9.16.0 -> 9.16.3. Also, versions 9.11.14-S1 -> 9.11.19-S1 of BIND Supported Preview Edition"}]}]},"references":{"reference_data":[{"name":"https://kb.isc.org/docs/cve-2020-8619","refsource":"CONFIRM","url":"https://kb.isc.org/docs/cve-2020-8619"},{"refsource":"FEDORA","name":"FEDORA-2020-54a91444ff","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CNFTTYJ5JJJJ6QG3AHXJGDIIEYMDFWFW/"},{"refsource":"CONFIRM","name":"https://security.netapp.com/advisory/ntap-20200625-0003/","url":"https://security.netapp.com/advisory/ntap-20200625-0003/"},{"refsource":"FEDORA","name":"FEDORA-2020-5f8da4b260","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EIOXMJX4N3LBKC65OXNBE52W4GAS7QEX/"},{"refsource":"UBUNTU","name":"USN-4399-1","url":"https://usn.ubuntu.com/4399-1/"},{"refsource":"DEBIAN","name":"DSA-4752","url":"https://www.debian.org/security/2020/dsa-4752"},{"refsource":"SUSE","name":"openSUSE-SU-2020:1699","url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html"},{"refsource":"SUSE","name":"openSUSE-SU-2020:1701","url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html"}]},"solution":[{"lang":"eng","value":"Upgrade to the patched release most closely related to your current version of BIND:\n\n    BIND 9.11.20\n    BIND 9.16.4\n\nBIND Supported Preview Edition is a special feature preview branch of BIND provided to eligible ISC support customers.\n\n    BIND 9.11.20-S1"}],"source":{"discovery":"USER"},"work_around":[{"lang":"eng","value":"None"}]},"nvd":{"publishedDate":"2020-06-17 22:15:00","lastModifiedDate":"2023-11-07 03:26:00","problem_types":["CWE-404"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":4.9,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.2,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":4},"severity":"MEDIUM","exploitabilityScore":8,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.16.0","versionEndIncluding":"9.16.3","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.14.9","versionEndIncluding":"9.14.12","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","versionStartIncluding":"9.11.14","versionEndIncluding":"9.11.19","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:isc:bind:*:*:*:*:preview:*:*:*","versionStartIncluding":"9.11.14-s1","versionEndIncluding":"9.11.19-s1","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"8619","Ordinal":"168959","Title":"CVE-2020-8619","CVE":"CVE-2020-8619","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"8619","Ordinal":"1","NoteData":"In ISC BIND9 versions BIND 9.11.14 -> 9.11.19, BIND 9.14.9 -> 9.14.12, BIND 9.16.0 -> 9.16.3, BIND Supported Preview Edition 9.11.14-S1 -> 9.11.19-S1: Unless a nameserver is providing authoritative service for one or more zones and at least one zone contains an empty non-terminal entry containing an asterisk (\"*\") character, this defect cannot be encountered. A would-be attacker who is allowed to change zone content could theoretically introduce such a record in order to exploit this condition to cause denial of service, though we consider the use of this vector unlikely because any such attack would require a significant privilege level and be easily traceable.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"8619","Ordinal":"2","NoteData":"2020-06-17","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"8619","Ordinal":"3","NoteData":"2020-10-20","Type":"Other","Title":"Modified"}]}}}