CVE-2018-7225

EUVD-2018-18964
An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified other impact (e.g., an integer overflow) via specially crafted VNC packets.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 88%
Affected Products (NVD)
VendorProductVersion
libvncserver_projectlibvncserver
𝑥
≤ 0.9.11
debiandebian_linux
7.0
debiandebian_linux
8.0
debiandebian_linux
9.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
17.10
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_server
7.0
redhatenterprise_linux_server_aus
7.6
redhatenterprise_linux_server_eus
7.5
redhatenterprise_linux_server_eus
7.6
redhatenterprise_linux_server_tus
7.6
redhatenterprise_linux_workstation
7.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libvncserver
bookworm
0.9.14+dfsg-1
fixed
bullseye
0.9.13+dfsg-2+deb11u1
fixed
buster
no-dsa
sid
0.9.14+dfsg-1
fixed
stretch
no-dsa
trixie
0.9.14+dfsg-1
fixed
tightvnc
bookworm
1:1.3.10-7
fixed
bullseye
1:1.3.10-3
fixed
buster
no-dsa
sid
1:1.3.10-9
fixed
stretch
no-dsa
trixie
1:1.3.10-9
fixed
vino
bookworm
3.22.0-6
fixed
bullseye
3.22.0-6
fixed
buster
no-dsa
sid
3.22.0-6
fixed
stretch
no-dsa
trixie
3.22.0-6
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
italc
bionic
Fixed 1:3.0.3+dfsg1-3ubuntu0.1
released
focal
dne
groovy
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
dne
xenial
Fixed 1:2.0.2+dfsg1-4ubuntu0.1
released
libvncserver
artful
Fixed 0.9.11+dfsg-1ubuntu0.1
released
bionic
Fixed 0.9.11+dfsg-1ubuntu0.1
released
focal
Fixed 0.9.11+dfsg-1ubuntu0.1
released
groovy
Fixed 0.9.11+dfsg-1ubuntu1
released
hirsute
Fixed 0.9.11+dfsg-1ubuntu1
released
impish
Fixed 0.9.11+dfsg-1ubuntu1
released
jammy
Fixed 0.9.11+dfsg-1ubuntu1
released
kinetic
Fixed 0.9.11+dfsg-1ubuntu1
released
lunar
Fixed 0.9.11+dfsg-1ubuntu1
released
mantic
Fixed 0.9.11+dfsg-1ubuntu1
released
noble
Fixed 0.9.11+dfsg-1ubuntu1
released
trusty
Fixed 0.9.9+dfsg-1ubuntu1.3
released
xenial
Fixed 0.9.10+dfsg-3ubuntu0.16.04.2
released
tightvnc
bionic
needs-triage
focal
needs-triage
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
Fixed 1.3.9-6.5+deb8u1build0.14.04.1~esm1
released
xenial
needs-triage
vino
bionic
Fixed 3.22.0-3ubuntu1.1
released
focal
Fixed 3.22.0-5ubuntu2.1
released
groovy
Fixed 3.22.0-6ubuntu1
released
hirsute
Fixed 3.22.0-6ubuntu1
released
impish
Fixed 3.22.0-6ubuntu1
released
jammy
Fixed 3.22.0-6ubuntu1
released
kinetic
Fixed 3.22.0-6ubuntu1
released
lunar
Fixed 3.22.0-6ubuntu1
released
mantic
Fixed 3.22.0-6ubuntu1
released
noble
Fixed 3.22.0-6ubuntu1
released
trusty
dne
xenial
Fixed 3.8.1-0ubuntu9.3
released