{"id":"USN-4934-1","summary":"exim4 vulnerabilities","details":"It was discovered that Exim contained multiple security issues. An attacker\ncould use these issues to cause a denial of service, execute arbitrary\ncode remotely, obtain sensitive information, or escalate local privileges.\n","modified":"2026-04-22T10:13:37.860318Z","published":"2021-05-04T14:00:04Z","related":["UBUNTU-CVE-2020-28007","UBUNTU-CVE-2020-28008","UBUNTU-CVE-2020-28009","UBUNTU-CVE-2020-28010","UBUNTU-CVE-2020-28011","UBUNTU-CVE-2020-28012","UBUNTU-CVE-2020-28013","UBUNTU-CVE-2020-28014","UBUNTU-CVE-2020-28015","UBUNTU-CVE-2020-28017","UBUNTU-CVE-2020-28018","UBUNTU-CVE-2020-28019","UBUNTU-CVE-2020-28020","UBUNTU-CVE-2020-28021","UBUNTU-CVE-2020-28022","UBUNTU-CVE-2020-28023","UBUNTU-CVE-2020-28024","UBUNTU-CVE-2020-28025","UBUNTU-CVE-2020-28026","UBUNTU-CVE-2021-27216"],"upstream":["CVE-2020-28007","CVE-2020-28008","CVE-2020-28009","CVE-2020-28010","CVE-2020-28011","CVE-2020-28012","CVE-2020-28013","CVE-2020-28014","CVE-2020-28015","CVE-2020-28017","CVE-2020-28018","CVE-2020-28019","CVE-2020-28020","CVE-2020-28021","CVE-2020-28022","CVE-2020-28023","CVE-2020-28024","CVE-2020-28025","CVE-2020-28026","CVE-2021-27216","UBUNTU-CVE-2020-28007","UBUNTU-CVE-2020-28008","UBUNTU-CVE-2020-28009","UBUNTU-CVE-2020-28010","UBUNTU-CVE-2020-28011","UBUNTU-CVE-2020-28012","UBUNTU-CVE-2020-28013","UBUNTU-CVE-2020-28014","UBUNTU-CVE-2020-28015","UBUNTU-CVE-2020-28016","UBUNTU-CVE-2020-28017","UBUNTU-CVE-2020-28018","UBUNTU-CVE-2020-28019","UBUNTU-CVE-2020-28020","UBUNTU-CVE-2020-28021","UBUNTU-CVE-2020-28022","UBUNTU-CVE-2020-28023","UBUNTU-CVE-2020-28024","UBUNTU-CVE-2020-28025","UBUNTU-CVE-2020-28026","UBUNTU-CVE-2021-27216"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4934-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28007"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28008"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28009"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28010"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28011"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28012"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28013"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28014"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28015"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28016"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28017"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28018"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28019"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28020"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28021"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28022"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28023"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28024"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28025"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28026"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-27216"}],"affected":[{"package":{"name":"exim4","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/exim4@4.90.1-1ubuntu1.8?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.90.1-1ubuntu1.8"}]}],"versions":["4.89-5ubuntu1","4.89-9ubuntu1","4.89-9ubuntu2","4.89-9ubuntu3","4.89-9ubuntu4","4.90.1-1ubuntu1","4.90.1-1ubuntu1.1","4.90.1-1ubuntu1.2","4.90.1-1ubuntu1.3","4.90.1-1ubuntu1.4","4.90.1-1ubuntu1.5"],"ecosystem_specific":{"binaries":[{"binary_name":"exim4","binary_version":"4.90.1-1ubuntu1.8"},{"binary_name":"exim4-base","binary_version":"4.90.1-1ubuntu1.8"},{"binary_name":"exim4-config","binary_version":"4.90.1-1ubuntu1.8"},{"binary_name":"exim4-daemon-heavy","binary_version":"4.90.1-1ubuntu1.8"},{"binary_name":"exim4-daemon-light","binary_version":"4.90.1-1ubuntu1.8"},{"binary_name":"eximon4","binary_version":"4.90.1-1ubuntu1.8"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4934-1.json","cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28007"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28008"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28009"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28010"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28011"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28012"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28013"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28014"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28015"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28017"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28018"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28019"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28020"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28021"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28022"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28023"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28024"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28025"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28026"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-27216"}],"ecosystem":"Ubuntu:18.04:LTS"}}},{"package":{"name":"exim4","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/exim4@4.93-13ubuntu1.5?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.93-13ubuntu1.5"}]}],"versions":["4.92.1-1ubuntu3","4.92.1-1ubuntu4","4.93~RC2-1ubuntu1","4.93-9ubuntu1","4.93-11ubuntu1","4.93-12ubuntu1","4.93-13ubuntu1","4.93-13ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"exim4","binary_version":"4.93-13ubuntu1.5"},{"binary_name":"exim4-base","binary_version":"4.93-13ubuntu1.5"},{"binary_name":"exim4-config","binary_version":"4.93-13ubuntu1.5"},{"binary_name":"exim4-daemon-heavy","binary_version":"4.93-13ubuntu1.5"},{"binary_name":"exim4-daemon-light","binary_version":"4.93-13ubuntu1.5"},{"binary_name":"eximon4","binary_version":"4.93-13ubuntu1.5"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4934-1.json","cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28007"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28008"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28009"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28010"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28011"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28012"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28013"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28014"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28015"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28017"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28018"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28019"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28021"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28022"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28023"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28024"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28025"},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2020-28026"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-27216"}],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.5"}