{"id":"USN-3556-1","summary":"dovecot vulnerability","details":"It was discovered that Dovecot incorrectly handled certain authentications.\nAn attacker could possibly use this to cause a denial of service.\n","modified":"2026-04-22T09:43:37.181501Z","published":"2018-02-01T18:18:21Z","related":["UBUNTU-CVE-2017-15132"],"upstream":["CVE-2017-15132","UBUNTU-CVE-2017-15132"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3556-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-15132"}],"affected":[{"package":{"name":"dovecot","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/dovecot@1:2.2.9-1ubuntu2.3?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.9-1ubuntu2.3"}]}],"versions":["1:2.1.7-7ubuntu3","1:2.2.9-1ubuntu1","1:2.2.9-1ubuntu2","1:2.2.9-1ubuntu2.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"dovecot-core","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-gssapi","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-imapd","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-ldap","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-lmtpd","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-managesieved","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-mysql","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-pgsql","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-pop3d","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-sieve","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-solr","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-sqlite","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"mail-stack-delivery","binary_version":"1:2.2.9-1ubuntu2.3"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/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-2017-15132"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3556-1.json"}},{"package":{"name":"dovecot","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/dovecot@1:2.2.22-1ubuntu2.6?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.22-1ubuntu2.6"}]}],"versions":["1:2.2.18-2ubuntu2","1:2.2.22-1ubuntu1","1:2.2.22-1ubuntu2","1:2.2.22-1ubuntu2.1","1:2.2.22-1ubuntu2.2","1:2.2.22-1ubuntu2.3","1:2.2.22-1ubuntu2.4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"dovecot-core","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-gssapi","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-imapd","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-ldap","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-lmtpd","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-lucene","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-managesieved","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-mysql","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-pgsql","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-pop3d","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-sieve","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-solr","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-sqlite","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"mail-stack-delivery","binary_version":"1:2.2.22-1ubuntu2.6"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/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-2017-15132"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3556-1.json"}}],"schema_version":"1.7.5"}