{"id":"DEBIAN-CVE-2020-37248","details":"OfflineIMAP before 8.0.3 trusts the server with their STARTTLS capability prior to authentication, which allows STRIPTLS/man-in-the-middle attacks, taking over the connection and extracting account credentials in cleartext.","modified":"2026-09-11T11:02:47.194560056Z","published":"2026-06-08T16:16:33.257Z","upstream":["CVE-2020-37248"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2020-37248"}],"affected":[{"package":{"name":"offlineimap3","ecosystem":"Debian:12","purl":"pkg:deb/debian/offlineimap3?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.0~git20211018.e64c254+dfsg-2","0.0~git20230519.c9f44ad+dfsg-1","0.0~git20231201.77e70ed+dfsg-1","0.0~git20231218.d29a4dc+dfsg-1","0.0~git20231218.d29a4dc+dfsg-2","0.0~git20231218.d29a4dc+dfsg-3","0.0~git20231218.d29a4dc+dfsg-4","0.0~git20240826.db34745+dfsg-1","0.0~git20240826.db34745+dfsg-2","8.0.2+dfsg-1","8.0.2+dfsg-2~exp1","8.0.3+dfsg-1","8.0.3+dfsg-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-37248.json"}},{"package":{"name":"offlineimap3","ecosystem":"Debian:13","purl":"pkg:deb/debian/offlineimap3?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.0~git20240826.db34745+dfsg-2","8.0.2+dfsg-1","8.0.2+dfsg-2~exp1","8.0.3+dfsg-1","8.0.3+dfsg-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-37248.json"}},{"package":{"name":"offlineimap3","ecosystem":"Debian:14","purl":"pkg:deb/debian/offlineimap3?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.3+dfsg-1"}]}],"versions":["0.0~git20240826.db34745+dfsg-2","8.0.2+dfsg-1","8.0.2+dfsg-2~exp1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-37248.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N"}]}