{"id":"UBUNTU-CVE-2020-16117","details":"In GNOME evolution-data-server before 3.35.91, a malicious server can crash the mail client with a NULL pointer dereference by sending an invalid (e.g., minimal) CAPABILITY line on a connection attempt. This is related to imapx_free_capability and imapx_connect_to_server.","modified":"2026-06-01T15:45:08.616382875Z","published":"2020-07-29T18:15:00Z","upstream":["CVE-2020-16117"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-16117"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/2cc39592b532cf0dc994fd3694b8e6bf924c9ab5"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/627c3cdbfd077e59aa288c85ff8272950577f1d7"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/189"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-16117"}],"affected":[{"package":{"name":"evolution-data-server","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/evolution-data-server?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.16.5-1ubuntu3","3.18.1-1ubuntu1","3.18.2-0ubuntu1","3.18.2-0ubuntu2","3.18.3-1ubuntu1","3.18.3-1ubuntu2","3.18.4-0ubuntu1","3.18.5-1ubuntu1","3.18.5-1ubuntu1.1","3.18.5-1ubuntu1.2","3.18.5-1ubuntu1.3"],"ecosystem_specific":{"binaries":[{"binary_name":"evolution-data-server","binary_version":"3.18.5-1ubuntu1.3"},{"binary_name":"evolution-data-server-common","binary_version":"3.18.5-1ubuntu1.3"},{"binary_name":"evolution-data-server-online-accounts","binary_version":"3.18.5-1ubuntu1.3"},{"binary_name":"gir1.2-ebook-1.2","binary_version":"3.18.5-1ubuntu1.3"},{"binary_version":"3.18.5-1ubuntu1.3","binary_name":"gir1.2-ebookcontacts-1.2"},{"binary_name":"gir1.2-edataserver-1.2","binary_version":"3.18.5-1ubuntu1.3"},{"binary_name":"libcamel-1.2-54","binary_version":"3.18.5-1ubuntu1.3"},{"binary_version":"3.18.5-1ubuntu1.3","binary_name":"libebackend-1.2-10"},{"binary_version":"3.18.5-1ubuntu1.3","binary_name":"libebook-1.2-16"},{"binary_name":"libebook-contacts-1.2-2","binary_version":"3.18.5-1ubuntu1.3"},{"binary_name":"libecal-1.2-19","binary_version":"3.18.5-1ubuntu1.3"},{"binary_name":"libedata-book-1.2-25","binary_version":"3.18.5-1ubuntu1.3"},{"binary_version":"3.18.5-1ubuntu1.3","binary_name":"libedata-cal-1.2-28"},{"binary_name":"libedataserver-1.2-21","binary_version":"3.18.5-1ubuntu1.3"},{"binary_name":"libedataserverui-1.2-1","binary_version":"3.18.5-1ubuntu1.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-16117.json"}},{"package":{"name":"evolution-data-server","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/evolution-data-server?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.26.1-1ubuntu1","3.26.2-1ubuntu1","3.26.2.1-1ubuntu1","3.26.2.1-1ubuntu3","3.26.3-1ubuntu1","3.26.5-1ubuntu3","3.27.90-1ubuntu1","3.28.0-1ubuntu1","3.28.0-2ubuntu1","3.28.0-2ubuntu2","3.28.1-1ubuntu1","3.28.3-0ubuntu0.18.04.1","3.28.5-0ubuntu0.18.04.1","3.28.5-0ubuntu0.18.04.2","3.28.5-0ubuntu0.18.04.3","3.28.5-0ubuntu0.18.04.3+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.28.5-0ubuntu0.18.04.3+esm1","binary_name":"evolution-data-server"},{"binary_name":"evolution-data-server-common","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_version":"3.28.5-0ubuntu0.18.04.3+esm1","binary_name":"evolution-data-server-online-accounts"},{"binary_name":"evolution-data-server-tests","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"gir1.2-camel-1.2","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"gir1.2-ebook-1.2","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"gir1.2-ebookcontacts-1.2","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_version":"3.28.5-0ubuntu0.18.04.3+esm1","binary_name":"gir1.2-edataserver-1.2"},{"binary_version":"3.28.5-0ubuntu0.18.04.3+esm1","binary_name":"gir1.2-edataserverui-1.2"},{"binary_name":"libcamel-1.2-61","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"libebackend-1.2-10","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"libebook-1.2-19","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"libebook-contacts-1.2-2","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"libecal-1.2-19","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_version":"3.28.5-0ubuntu0.18.04.3+esm1","binary_name":"libedata-book-1.2-25"},{"binary_version":"3.28.5-0ubuntu0.18.04.3+esm1","binary_name":"libedata-cal-1.2-28"},{"binary_name":"libedataserver-1.2-23","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"},{"binary_name":"libedataserverui-1.2-2","binary_version":"3.28.5-0ubuntu0.18.04.3+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-16117.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}