CVE-2018-14665

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.6 MEDIUM
PHYSICAL
LOW
LOW
CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 91%
VendorProductVersion
x.orgxorg-server
𝑥
< 1.20.3
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_server
7.0
redhatenterprise_linux_server_aus
7.6
redhatenterprise_linux_server_eus
7.6
redhatenterprise_linux_server_tus
7.6
redhatenterprise_linux_workstation
7.0
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
18.10
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xorg-server
bullseye
2:1.20.11-1+deb11u13
fixed
jessie
not-affected
bullseye (security)
2:1.20.11-1+deb11u14
fixed
bookworm
2:21.1.7-3+deb12u7
fixed
bookworm (security)
2:21.1.7-3+deb12u8
fixed
sid
2:21.1.14-1
fixed
trixie
2:21.1.14-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xorg
cosmic
not-affected
bionic
not-affected
xenial
not-affected
trusty
dne
xorg-hwe-16.04
cosmic
dne
bionic
dne
xenial
not-affected
trusty
dne
xorg-server
cosmic
Fixed 2:1.20.1-3ubuntu2.1
released
bionic
Fixed 2:1.19.6-1ubuntu4.2
released
xenial
not-affected
trusty
not-affected
xorg-server-hwe-16.04
cosmic
dne
bionic
dne
xenial
Fixed 2:1.19.6-1ubuntu4.1~16.04.2
released
trusty
dne
xorg-server-lts-utopic
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
xorg-server-lts-vivid
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
xorg-server-lts-wily
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
xorg-server-lts-xenial
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
References