| Name | CVE-2018-14345 |
| Description | An issue was discovered in SDDM through 0.17.0. If configured with ReuseSession=true, the password is not checked for users with an already existing session. Any user with access to the system D-Bus can therefore unlock any graphical session. This is related to daemon/Display.cpp and helper/backend/PamBackend.cpp. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| sddm (PTS) | buster, buster (security) | 0.18.0-1+deb10u1 | fixed |
| bullseye | 0.19.0-3 | fixed |
| bookworm | 0.19.0-5 | fixed |
| sid, trixie | 0.20.0-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| sddm | source | stretch | (not affected) | | | |
| sddm | source | (unstable) | 0.18.0-1 | | | |
Notes
[stretch] - sddm <not-affected> (Re-use session feature introduced in 0.16.0)
https://bugzilla.suse.com/show_bug.cgi?id=1101450
https://github.com/sddm/sddm/commit/147cec383892d143b5e02daa70f1e7def50f5d98