{"id":"UBUNTU-CVE-2021-39361","details":"In GNOME evolution-rss through 0.3.96, network-soup.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is similar to CVE-2016-20011.","modified":"2025-10-24T04:50:29Z","published":"2021-08-22T19:15:00Z","upstream":["CVE-2021-39361"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-39361"},{"type":"REPORT","url":"https://blogs.gnome.org/mcatanzaro/2021/05/25/reminder-soupsessionsync-and-soupsessionasync-default-to-no-tls-certificate-verification/"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/evolution-rss/-/issues/11"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-39361"}],"affected":[{"package":{"name":"evolution-rss","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/evolution-rss@0.3.95-4build1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.95-2","0.3.95-4build1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.3.95-4build1","binary_name":"evolution-rss"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39361.json"}},{"package":{"name":"evolution-rss","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/evolution-rss@0.3.95-8build2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.95-7build1","0.3.95-8","0.3.95-8build1","0.3.95-8build2"],"ecosystem_specific":{"binaries":[{"binary_name":"evolution-rss","binary_version":"0.3.95-8build2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39361.json"}},{"package":{"name":"evolution-rss","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/evolution-rss@0.3.96-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.95-10build1","0.3.95-11","0.3.95-11ubuntu1","0.3.95-12","0.3.96-1"],"ecosystem_specific":{"binaries":[{"binary_name":"evolution-rss","binary_version":"0.3.96-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39361.json"}},{"package":{"name":"evolution-rss","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/evolution-rss@0.3.96-4build2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.96-3","0.3.96-4","0.3.96-4build1","0.3.96-4build2"],"ecosystem_specific":{"binaries":[{"binary_name":"evolution-rss","binary_version":"0.3.96-4build2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39361.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"}]}