{"id":"UBUNTU-CVE-2019-13917","details":"Exim 4.85 through 4.92 (fixed in 4.92.1) allows remote code execution as root in some unusual configurations that use the ${sort } expansion for items that can be controlled by an attacker (e.g., $local_part or $domain).","modified":"2026-04-22T13:33:07.105838Z","published":"2019-07-25T10:00:00Z","related":["USN-4075-1"],"upstream":["CVE-2019-13917"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-13917"},{"type":"REPORT","url":"https://www.exim.org/static/doc/security/CVE-2019-13917.txt"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4075-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-13917"}],"affected":[{"package":{"name":"exim4","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/exim4@4.86.2-2ubuntu2.4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.4"}]}],"versions":["4.86-3ubuntu1","4.86-7ubuntu1","4.86-7ubuntu2","4.86-7ubuntu3","4.86.2-2ubuntu1","4.86.2-2ubuntu2","4.86.2-2ubuntu2.1","4.86.2-2ubuntu2.2","4.86.2-2ubuntu2.3"],"ecosystem_specific":{"binaries":[{"binary_version":"4.86.2-2ubuntu2.4","binary_name":"exim4"},{"binary_version":"4.86.2-2ubuntu2.4","binary_name":"exim4-base"},{"binary_version":"4.86.2-2ubuntu2.4","binary_name":"exim4-config"},{"binary_version":"4.86.2-2ubuntu2.4","binary_name":"exim4-daemon-heavy"},{"binary_version":"4.86.2-2ubuntu2.4","binary_name":"exim4-daemon-light"},{"binary_version":"4.86.2-2ubuntu2.4","binary_name":"eximon4"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-13917.json"}},{"package":{"name":"exim4","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/exim4@4.90.1-1ubuntu1.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.90.1-1ubuntu1.3"}]}],"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"],"ecosystem_specific":{"binaries":[{"binary_version":"4.90.1-1ubuntu1.3","binary_name":"exim4"},{"binary_version":"4.90.1-1ubuntu1.3","binary_name":"exim4-base"},{"binary_version":"4.90.1-1ubuntu1.3","binary_name":"exim4-config"},{"binary_version":"4.90.1-1ubuntu1.3","binary_name":"exim4-daemon-heavy"},{"binary_version":"4.90.1-1ubuntu1.3","binary_name":"exim4-daemon-light"},{"binary_version":"4.90.1-1ubuntu1.3","binary_name":"eximon4"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-13917.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}