{"id":"DEBIAN-CVE-2017-12164","details":"A flaw was discovered in gdm 3.24.1 where gdm greeter was no longer setting the ran_once boolean during autologin. If autologin was enabled for a victim, an attacker could simply select 'login as another user' to unlock their screen.","modified":"2026-09-01T16:04:17.648265046Z","published":"2018-07-26T16:29:00.327Z","upstream":["CVE-2017-12164"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2017-12164"}],"affected":[{"package":{"name":"gdm3","ecosystem":"Debian:12","purl":"pkg:deb/debian/gdm3?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.26.0-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2017-12164.json"}},{"package":{"name":"gdm3","ecosystem":"Debian:13","purl":"pkg:deb/debian/gdm3?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.26.0-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2017-12164.json"}},{"package":{"name":"gdm3","ecosystem":"Debian:14","purl":"pkg:deb/debian/gdm3?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.26.0-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2017-12164.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}