{"id":"UBUNTU-CVE-2020-14093","details":"Mutt before 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response.","modified":"2026-01-30T01:33:44.805211Z","published":"2020-06-15T05:15:00Z","related":["USN-4401-1"],"upstream":["CVE-2020-14093"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-14093"},{"type":"REPORT","url":"http://www.mutt.org"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4401-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-14093"}],"affected":[{"package":{"name":"mutt","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/mutt@1.5.24-1ubuntu0.3?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.24-1ubuntu0.3"}]}],"versions":["1.5.23-3.1ubuntu1","1.5.23-3.1ubuntu2","1.5.24-1","1.5.24-1build1","1.5.24-1ubuntu0.1","1.5.24-1ubuntu0.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"mutt","binary_version":"1.5.24-1ubuntu0.3"},{"binary_name":"mutt-patched","binary_version":"1.5.24-1ubuntu0.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-14093.json"}},{"package":{"name":"mutt","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mutt@1.9.4-3ubuntu0.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.4-3ubuntu0.2"}]}],"versions":["1.8.3+neomutt20170609-2build1","1.9.1-2","1.9.1-3","1.9.1-4","1.9.1-5","1.9.2-1","1.9.3-1","1.9.4-2","1.9.4-3","1.9.4-3ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"mutt","binary_version":"1.9.4-3ubuntu0.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-14093.json"}},{"package":{"name":"mutt","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mutt@1.13.2-1ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.13.2-1ubuntu0.1"}]}],"versions":["1.10.1-2.1","1.12.2-1","1.12.2-2","1.13.0-1","1.13.2-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"mutt","binary_version":"1.13.2-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-14093.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}