{"id":"CVE-2021-40084","details":"opensysusers through 0.6 does not safely use eval on files in sysusers.d that may contain shell metacharacters. For example, it allows command execution via a crafted GECOS field whereas systemd-sysusers (a program with the same specification) does not do that.","modified":"2026-07-08T23:59:04.294427Z","published":"2021-08-25T01:15:12.957Z","references":[{"type":"ADVISORY","url":"https://github.com/artix-linux/opensysusers/releases"},{"type":"EVIDENCE","url":"https://bugs.debian.org/992058"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/artix-linux/opensysusers","events":[{"introduced":"0"},{"last_affected":"a59433f191e6f00290d2763810b28b4ae274428f"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:artixlinux:opensysusers:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"0.6"}]}}],"versions":["0.6","0.5.1","0.5","0.4.9","0.4.8","0.4.7","0.4.6","0.4.5","0.4.4","0.4.3","0.4.2","0.4.1","0.4.0","0.3.2","0.3.1","0.3.0","0.2.1","0.2","0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40084.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}