{"id":"UBUNTU-CVE-2018-14626","details":"PowerDNS Authoritative Server 4.1.0 up to 4.1.4 inclusive and PowerDNS Recursor 4.0.0 up to 4.1.4 inclusive are vulnerable to a packet cache pollution via crafted query that can lead to denial of service.","modified":"2026-01-30T02:22:44.580358Z","published":"2018-11-29T18:29:00Z","related":["USN-7203-1"],"upstream":["CVE-2018-14626"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-14626"},{"type":"REPORT","url":"https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-05.html"},{"type":"REPORT","url":"https://downloads.powerdns.com/patches/2018-05/"},{"type":"REPORT","url":"https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-06.html"},{"type":"REPORT","url":"https://downloads.powerdns.com/patches/2018-06/"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-14626"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7203-1"}],"affected":[{"package":{"name":"pdns-recursor","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/pdns-recursor@4.0.0~alpha2-2ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0~alpha2-2ubuntu0.1+esm1"}]}],"versions":["3.7.3-1","4.0.0~alpha1-1","4.0.0~alpha1-2","4.0.0~alpha2-2","4.0.0~alpha2-2ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"4.0.0~alpha2-2ubuntu0.1+esm1","binary_name":"pdns-recursor"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14626.json"}},{"package":{"name":"pdns","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/pdns@4.1.1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1-1ubuntu0.1~esm1"}]}],"versions":["4.0.4-2","4.0.4-2build1","4.0.5-1","4.1.0-1","4.1.0-2","4.1.0-2build1","4.1.1-1"],"ecosystem_specific":{"binaries":[{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-bind"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-geoip"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-ldap"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-lua"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-mydns"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-mysql"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-odbc"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-opendbx"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-pgsql"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-pipe"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-remote"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-sqlite3"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-backend-tinydns"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-server"},{"binary_version":"4.1.1-1ubuntu0.1~esm1","binary_name":"pdns-tools"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14626.json"}},{"package":{"name":"pdns-recursor","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/pdns-recursor@4.1.1-2ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1-2ubuntu0.1~esm1"}]}],"versions":["4.0.6-1","4.0.6-1build1","4.0.7-1","4.1.1-1","4.1.1-1build1","4.1.1-2"],"ecosystem_specific":{"binaries":[{"binary_version":"4.1.1-2ubuntu0.1~esm1","binary_name":"pdns-recursor"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14626.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}