{"id":"USN-6982-1","summary":"dovecot vulnerabilities","details":"It was discovered that Dovecot did not not properly have restrictions on\nithe size of address headers. A remote attacker could possibly use this\nissue to cause denial of service. (CVE-2024-23184, CVE-2024-23185)\n","modified":"2026-04-27T17:32:39.028106375Z","published":"2024-09-02T03:31:37Z","related":["UBUNTU-CVE-2024-23184","UBUNTU-CVE-2024-23185"],"upstream":["CVE-2024-23184","CVE-2024-23185","UBUNTU-CVE-2024-23184","UBUNTU-CVE-2024-23185"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6982-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-23184"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-23185"}],"affected":[{"package":{"name":"dovecot","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/dovecot@1:2.3.21+dfsg1-2ubuntu6?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.3.21+dfsg1-2ubuntu6"}]}],"versions":["1:2.3.20+dfsg1-1ubuntu3","1:2.3.21+dfsg1-2ubuntu1","1:2.3.21+dfsg1-2ubuntu2","1:2.3.21+dfsg1-2ubuntu4","1:2.3.21+dfsg1-2ubuntu5"],"ecosystem_specific":{"binaries":[{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-auth-lua"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-core"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-gssapi"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-imapd"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-ldap"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-lmtpd"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-managesieved"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-mysql"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-pgsql"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-pop3d"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-sieve"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-solr"},{"binary_version":"1:2.3.21+dfsg1-2ubuntu6","binary_name":"dovecot-sqlite"},{"binary_name":"dovecot-submissiond","binary_version":"1:2.3.21+dfsg1-2ubuntu6"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6982-1.json","cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-23184"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-23185"}]}}}],"schema_version":"1.7.5"}