CVE-2020-25708

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
NISTNIST
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
redhatCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 39%
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
bullseye
0.9.13+dfsg-2+deb11u1
fixed
sid
0.9.14+dfsg-1
fixed
trixie
0.9.14+dfsg-1
fixed
bookworm
0.9.14+dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
italc
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
bionic
needs-triage
xenial
needs-triage
trusty
dne
libvncserver
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
Fixed 0.9.12+dfsg-9ubuntu0.3
released
bionic
Fixed 0.9.11+dfsg-1ubuntu1.4
released
xenial
Fixed 0.9.10+dfsg-3ubuntu0.16.04.6
released
trusty
dne
tightvnc
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
needs-triage
veyon
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
bionic
dne
xenial
dne
trusty
dne
vino
noble
Fixed 3.22.0-6ubuntu3
released
mantic
Fixed 3.22.0-6ubuntu3
released
lunar
Fixed 3.22.0-6ubuntu3
released
kinetic
Fixed 3.22.0-6ubuntu3
released
jammy
Fixed 3.22.0-6ubuntu3
released
impish
Fixed 3.22.0-6ubuntu3
released
hirsute
Fixed 3.22.0-6ubuntu3
released
groovy
Fixed 3.22.0-6ubuntu2.1
released
focal
Fixed 3.22.0-5ubuntu2.2
released
bionic
Fixed 3.22.0-3ubuntu1.2
released
xenial
Fixed 3.8.1-0ubuntu9.4
released
trusty
dne
x11vnc
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
needs-triage