{"id":"USN-6271-1","summary":"maradns vulnerabilities","details":"Xiang Li discovered that MaraDNS incorrectly handled certain inputs. If a\nuser or an automated system were tricked into opening a specially crafted\ninput file, a remote attacker could possibly use this issue to obtain\nsensitive information. (CVE-2022-30256)\n\nHuascar Tejeda discovered that MaraDNS incorrectly handled certain inputs. If\na user or an automated system were tricked into opening a specially crafted\ninput file, a remote attacker could possibly use this issue to cause a denial\nof service. (CVE-2023-31137)\n","modified":"2026-05-20T16:03:30.949698463Z","published":"2023-08-03T11:28:01Z","related":["UBUNTU-CVE-2022-30256","UBUNTU-CVE-2023-31137"],"upstream":["CVE-2022-30256","CVE-2023-31137","UBUNTU-CVE-2022-30256","UBUNTU-CVE-2023-31137"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6271-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-30256"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-31137"}],"affected":[{"package":{"name":"maradns","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/maradns?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.13-1ubuntu0.1~esm1"}]}],"versions":["2.0.11-1","2.0.13-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"2.0.13-1ubuntu0.1~esm1","binary_name":"maradns-zoneserver"},{"binary_name":"duende","binary_version":"2.0.13-1ubuntu0.1~esm1"},{"binary_name":"maradns","binary_version":"2.0.13-1ubuntu0.1~esm1"},{"binary_version":"2.0.13-1ubuntu0.1~esm1","binary_name":"maradns-deadwood"},{"binary_name":"maradns-docs","binary_version":"2.0.13-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6271-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[]}}},{"package":{"name":"maradns","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/maradns?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.13-1.2ubuntu0.1~esm1"}]}],"versions":["2.0.13-1.2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"2.0.13-1.2ubuntu0.1~esm1","binary_name":"duende"},{"binary_version":"2.0.13-1.2ubuntu0.1~esm1","binary_name":"maradns"},{"binary_version":"2.0.13-1.2ubuntu0.1~esm1","binary_name":"maradns-deadwood"},{"binary_name":"maradns-docs","binary_version":"2.0.13-1.2ubuntu0.1~esm1"},{"binary_name":"maradns-zoneserver","binary_version":"2.0.13-1.2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6271-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"id":"CVE-2022-30256","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-31137","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"maradns","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/maradns?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.13-1.4+deb11u1build0.20.04.1"}]}],"versions":["2.0.13-1.2build1","2.0.13-1.4","2.0.13-1.4build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"duende","binary_version":"2.0.13-1.4+deb11u1build0.20.04.1"},{"binary_name":"maradns","binary_version":"2.0.13-1.4+deb11u1build0.20.04.1"},{"binary_version":"2.0.13-1.4+deb11u1build0.20.04.1","binary_name":"maradns-deadwood"},{"binary_version":"2.0.13-1.4+deb11u1build0.20.04.1","binary_name":"maradns-docs"},{"binary_version":"2.0.13-1.4+deb11u1build0.20.04.1","binary_name":"maradns-zoneserver"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6271-1.json","cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2022-30256","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-31137","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"maradns","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/maradns?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.13-1.4+deb11u1build0.22.04.1"}]}],"versions":["2.0.13-1.4build2"],"ecosystem_specific":{"availability":"No subscription 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