CVE-2018-14345

Published: Jul 17, 2018Modified: Nov 21, 2024

7.5

Vector

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.6 / Impact: 5.9

Source: NVD

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.

Affected (1)

Products: Sddm Project: Sddm

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Sddm Project Sddm	Up to 0.17.0

Related CWEs

Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Insufficient Session Expiration

According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization."

References (4)

https://bugzilla.suse.com/show_bug.cgi?id=1101450

Source: cve@mitre.org

Issue TrackingPatchThird Party Advisory

https://github.com/sddm/sddm/commit/147cec383892d143b5e02daa70f1e7def50f5d98

Source: cve@mitre.org

PatchThird Party Advisory

https://bugzilla.suse.com/show_bug.cgi?id=1101450

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingPatchThird Party Advisory

https://github.com/sddm/sddm/commit/147cec383892d143b5e02daa70f1e7def50f5d98

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.