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.
References
Link Resource
https://bugzilla.suse.com/show_bug.cgi?id=1101450 Issue Tracking Patch Third Party Advisory
https://github.com/sddm/sddm/commit/147cec383892d143b5e02daa70f1e7def50f5d98 Patch Third Party Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2022-10-03T16:22:28

Updated: 2022-10-03T16:22:28

Reserved: 2022-10-03T00:00:00


Link: CVE-2018-14345

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2018-07-17T14:29:00.517

Modified: 2019-10-03T00:03:26.223


Link: CVE-2018-14345

JSON object: View

cve-icon Redhat Information

No data.