{"id":"CVE-2017-7358","details":"In LightDM through 1.22.0, a directory traversal issue in debian/guest-account.sh allows local attackers to own arbitrary directory path locations and escalate privileges to root when the guest user logs out.","modified":"2026-08-27T03:47:30.472954453Z","published":"2017-04-05T06:59:00.230Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"16.10"},{"last_affected":"16.10"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux","cpes":["cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*"]}]},"references":[{"type":"WEB","url":"https://www.exploit-db.com/exploits/41923/"},{"type":"ADVISORY","url":"http://bazaar.launchpad.net/~lightdm-team/lightdm/trunk/revision/2478"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/97486"},{"type":"ADVISORY","url":"https://launchpad.net/bugs/1677924"},{"type":"ADVISORY","url":"https://lists.freedesktop.org/archives/lightdm/2017-April/001059.html"},{"type":"ADVISORY","url":"https://www.ubuntu.com/usn/usn-3255-1/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ubuntu/lightdm","events":[{"introduced":"0"},{"last_affected":"86c6734caf7dc2be62a2376e9b1c8a704b681875"}],"database_specific":{"cpe":"cpe:2.3:a:lightdm_project:lightdm:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"1.22.0"}],"source":"CPE_RANGE"}}],"versions":["1.22.0","1.21.5","1.21.4","1.21.3","1.21.2","1.21.1-0ubuntu2","1.21.1","1.21.0","1.20.0-0ubuntu2","1.20.0","1.19.5","1.19.4","1.19.3","1.19.2","1.19.1","1.19.0","1.18.0","1.17.6","1.17.5-0ubuntu2","1.17.5","1.17.4","1.17.3","1.17.2","1.17.1","1.17.0","1.16.0","1.15.3","1.15.2","1.15.1","1.15.0","1.14.0","1.14.0-0ubuntu2","1.13.2","1.13.1","1.13.0","1.12.0","1.11.9","1.11.8","1.11.7","1.11.6","1.11.5","1.11.4","1.11.3","1.11.2","1.11.1","1.11.0","1.10.0","1.9.14","1.9.13","1.9.12","1.9.11","1.9.10","1.9.9","1.9.8","1.9.6-0ubuntu4","1.9.7","1.9.6","1.9.5","1.9.4","1.9.3","1.9.2","1.9.1","1.9.0","1.8.0","1.7.18","1.7.17","1.7.16","1.7.15-0ubuntu1","1.7.15","1.7.14","1.7.13","1.7.12","1.7.11","1.7.10","1.7.9","1.7.8","1.7.7","1.7.6","1.7.5","1.7.4","1.7.3","1.7.2","1.7.1","1.7.0","1.6.0","1.5.3","1.5.2","1.5.1","1.4.0","1.5.0","1.3.3","1.3.2","1.3.1","1.2.1","1.2.0","1.1.9","1.1.8","1.1.7","1.1.6","lightdm-1.1.5","1.1.5","1.1.4","1.1.3","1.1.2","1.1.1","lightdm-1.1.0","lightdm-1.0.0","lightdm-0.9.8","lightdm-0.9.7","lightdm-0.9.6","lightdm-0.9.5","lightdm-0.9.4","lightdm-0.9.3","lightdm-0.9.1","lightdm-0.9.0","lightdm-0.4.4","lightdm-0.4.3.real","lightdm-0.4.3","lightdm-0.4.2","lightdm-0.4.1","lightdm-0.4.0","lightdm-0.3.7","lightdm-0.3.6","lightdm-0.3.5","lightdm-0.3.4","lightdm-0.3.3","lightdm-0.3.2","lightdm-0.3.1","lightdm-0.3.0","lightdm-0.2.3","lightdm-0.2.2","lightdm-0.2.1","lightdm-0.2.0","lightdm-0.1.2","lightdm-0.1.1","lightdm-0.1.0","lightdm-0.0.4","lightdm-0.0.3","lightdm-0.0.2","lightdm-0.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7358.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"}]}