{"containers": {"cna": {"affected": [{"product": "BIND9", "vendor": "ISC", "versions": [{"status": "affected", "version": "9.11.14 through versions before 9.11.20"}, {"status": "affected", "version": "9.16.0 through versions before 9.16.4"}, {"status": "affected", "version": "9.11.14-S1 through versions before 9.11.20-S1"}, {"status": "affected", "version": "9.14.9 through versions 9.14.12"}]}], "datePublic": "2020-06-10T00:00:00", "descriptions": [{"lang": "en", "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. 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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"}, {"name": "FEDORA-2020-54a91444ff", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CNFTTYJ5JJJJ6QG3AHXJGDIIEYMDFWFW/"}, {"name": "https://security.netapp.com/advisory/ntap-20200625-0003/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20200625-0003/"}, {"name": "FEDORA-2020-5f8da4b260", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EIOXMJX4N3LBKC65OXNBE52W4GAS7QEX/"}, {"name": "USN-4399-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4399-1/"}, {"name": "DSA-4752", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2020/dsa-4752"}, {"name": "openSUSE-SU-2020:1699", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html"}, {"name": "openSUSE-SU-2020:1701", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html"}]}, "solution": [{"lang": "en", "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": "en", "value": "None"}]}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T10:03:46.317Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://kb.isc.org/docs/cve-2020-8619"}, {"name": "FEDORA-2020-54a91444ff", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CNFTTYJ5JJJJ6QG3AHXJGDIIEYMDFWFW/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.netapp.com/advisory/ntap-20200625-0003/"}, {"name": "FEDORA-2020-5f8da4b260", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIOXMJX4N3LBKC65OXNBE52W4GAS7QEX/"}, {"name": "USN-4399-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4399-1/"}, {"name": "DSA-4752", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "https://www.debian.org/security/2020/dsa-4752"}, {"name": "openSUSE-SU-2020:1699", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html"}, {"name": "openSUSE-SU-2020:1701", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html"}]}]}, "cveMetadata": {"assignerOrgId": "404fd4d2-a609-4245-b543-2c944a302a22", "assignerShortName": "isc", "cveId": "CVE-2020-8619", "datePublished": "2020-06-17T21:20:13.611975Z", "dateReserved": "2020-02-05T00:00:00", "dateUpdated": "2024-09-17T03:28:34.772Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

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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."}, {"lang": "es", "value": "En las versiones ISC BIND9 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: A menos que un servidor de nombres proporcione un servicio autorizado para una o m\u00e1s zonas y al menos una zona contenga una entrada sin terminal vac\u00eda que contenga un car\u00e1cter asterisco (\"*\"), este defecto no puede ser encontrado. 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{"acknowledgement": "Red Hat would like to thank ISC for reporting this issue.", "affected_release": [{"advisory": "RHSA-2020:4500", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "bind-32:9.11.20-5.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-11-04T00:00:00Z"}, {"advisory": "RHSA-2020:4500", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "bind-32:9.11.20-5.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-11-04T00:00:00Z"}], "bugzilla": {"description": "bind: asterisk character in an empty non-terminal can cause an assertion failure in rbtdb.c", "id": "1847244", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1847244"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-617", "details": ["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.", "A flaw was found in bind when an asterisk character is present in an empty non-terminal location within the DNS graph. This flaw could trigger an assertion failure, causing bind to crash. The highest threat from this vulnerability is to system availability."], "mitigation": {"lang": "en:us", "value": "As per upstream advisory: 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.\nA 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."}, "name": "CVE-2020-8619", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "bind97", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2020-06-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-8619\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-8619\nhttps://kb.isc.org/docs/cve-2020-8619"], "statement": "Based on upstream affected versions, this flaw only affects the versions of bind shipped with Red Hat Enterprise Linux 8.", "threat_severity": "Moderate", "upstream_fix": "bind 9.11.20, bind 9.16.4"}