{"id":"CVE-2021-3899","details":"There is a race condition in the 'replaced executable' detection that, with the correct local configuration, allow an attacker to execute arbitrary code as root.","modified":"2026-03-14T11:06:48.117589Z","published":"2024-06-03T19:15:08.940Z","references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5427-1"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-3899"},{"type":"FIX","url":"https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1948376"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3899.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"2.21.0"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"20.04"}]},{"events":[{"introduced":"0"},{"last_affected":"21.10"}]},{"events":[{"introduced":"0"},{"last_affected":"22.04"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}