LXDM before 0.5.2 did not start X server with -auth, which allows local users to bypass authentication with X connections.
https://bugzilla.redhat.com/show_bug.cgi?id=1284460
http://www.openwall.com/lists/oss-security/2015/11/20/6
Source: Mitre, NVD
Published: 2017-08-24
Updated: 2026-05-13
Base Score: 4.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00034