CVE-2018-14345
Published: 17 July 2018
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.
Priority
Status
Package | Release | Status |
---|---|---|
sddm Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Needs triage
|
|
cosmic |
Ignored
(end of life)
|
|
disco |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
eoan |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
focal |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
groovy |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
hirsute |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
impish |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
jammy |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
kinetic |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
lunar |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
mantic |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
noble |
Not vulnerable
(0.18.0-1ubuntu2)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Needs triage
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |