CVE-2020-25708

EUVD-2020-18363
A divide by zero issue was found to occur in libvncserver-0.9.12. A malicious client could use this flaw to send a specially crafted message that, when processed by the VNC server, would lead to a floating point exception, resulting in a denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 73%
Affected Products (NVD)
VendorProductVersion
libvncserver_projectlibvncserver
0.9.12
redhatenterprise_linux
6.0
redhatenterprise_linux
7.0
redhatenterprise_linux
8.0
debiandebian_linux
10.0
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
sid
0.9.14+dfsg-1
fixed
trixie
0.9.14+dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
italc
bionic
needs-triage
focal
dne
groovy
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
dne
xenial
needs-triage
libvncserver
bionic
Fixed 0.9.11+dfsg-1ubuntu1.4
released
focal
Fixed 0.9.12+dfsg-9ubuntu0.3
released
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
Fixed 0.9.10+dfsg-3ubuntu0.16.04.6
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
needs-triage
xenial
needs-triage
veyon
bionic
dne
focal
needs-triage
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
dne
vino
bionic
Fixed 3.22.0-3ubuntu1.2
released
focal
Fixed 3.22.0-5ubuntu2.2
released
groovy
Fixed 3.22.0-6ubuntu2.1
released
hirsute
Fixed 3.22.0-6ubuntu3
released
impish
Fixed 3.22.0-6ubuntu3
released
jammy
Fixed 3.22.0-6ubuntu3
released
kinetic
Fixed 3.22.0-6ubuntu3
released
lunar
Fixed 3.22.0-6ubuntu3
released
mantic
Fixed 3.22.0-6ubuntu3
released
noble
Fixed 3.22.0-6ubuntu3
released
trusty
dne
xenial
Fixed 3.8.1-0ubuntu9.4
released
x11vnc
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
needs-triage
xenial
needs-triage