CVE-2018-14665
Published: 25 October 2018
A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.
Notes
Author | Note |
---|---|
mdeslaur | xorg server is actually the xorg-server package the xorg package only contains docs introduced by: https://gitlab.freedesktop.org/xorg/xserver/commit/032b1d79b7 |
Priority
Status
Package | Release | Status |
---|---|---|
xorg-server-lts-wily Launchpad, Ubuntu, Debian |
cosmic |
Does not exist
|
bionic |
Does not exist
|
|
trusty |
Does not exist
(trusty was ignored [end of life])
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
xorg Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
cosmic |
Not vulnerable
(code not present)
|
|
trusty |
Does not exist
(trusty was not-affected [code not present])
|
|
upstream |
Not vulnerable
|
|
xenial |
Not vulnerable
(code not present)
|
|
xorg-hwe-16.04 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
cosmic |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Not vulnerable
|
|
xenial |
Not vulnerable
(code not present)
|
|
xorg-server Launchpad, Ubuntu, Debian |
bionic |
Released
(2:1.19.6-1ubuntu4.2)
|
cosmic |
Released
(2:1.20.1-3ubuntu2.1)
|
|
trusty |
Not vulnerable
(2:1.15.1-0ubuntu2.11)
|
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(2:1.18.4-0ubuntu0.8)
|
|
Patches: upstream: https://gitlab.freedesktop.org/xorg/xserver/commit/50c0cf885a6e91c0ea71fb49fa8f1b7c86fe330e |
||
xorg-server-hwe-16.04 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
cosmic |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Released
(2:1.19.6-1ubuntu4.1~16.04.2)
|
|
xorg-server-lts-utopic Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
cosmic |
Does not exist
|
|
trusty |
Does not exist
(trusty was ignored [end of life])
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
xorg-server-lts-vivid Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
cosmic |
Does not exist
|
|
trusty |
Does not exist
(trusty was ignored [end of life])
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
xorg-server-lts-xenial Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
cosmic |
Does not exist
|
|
trusty |
Does not exist
(trusty was not-affected [2:1.18.3-1ubuntu2.3~trusty4])
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.6 |
Attack vector | Physical |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |