{"id":"UBUNTU-CVE-2020-16118","details":"In GNOME Balsa before 2.6.0, a malicious server operator or man in the middle can trigger a NULL pointer dereference and client crash by sending a PREAUTH response to imap_mbox_connect in libbalsa/imap/imap-handle.c.","modified":"2025-10-24T04:48:38Z","published":"2020-07-29T18:15:00Z","upstream":["CVE-2020-16118"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-16118"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/balsa/-/commit/4e245d758e1c826a01080d40c22ca8706f0339e5"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/balsa/-/issues/23"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-16118"}],"affected":[{"package":{"name":"balsa","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/balsa@2.4.12-2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.12-1","2.4.12-2"],"ecosystem_specific":{"binaries":[{"binary_name":"balsa","binary_version":"2.4.12-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-16118.json"}},{"package":{"name":"balsa","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/balsa@2.5.3-4?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5.3-2build3","2.5.3-4"],"ecosystem_specific":{"binaries":[{"binary_name":"balsa","binary_version":"2.5.3-4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-16118.json"}}],"schema_version":"1.7.3","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":"Ubuntu","score":"low"}]}