CVE-2020-14399

An issue was discovered in LibVNCServer before 0.9.13. Byte-aligned data is accessed through uint32_t pointers in libvncclient/rfbproto.c. NOTE: there is reportedly "no trust boundary crossed.
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
mitreCNA
---
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CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 83%
VendorProductVersion
libvncserver_projectlibvncserver
𝑥
< 0.9.13
debiandebian_linux
8.0
debiandebian_linux
9.0
opensuseleap
15.1
opensuseleap
15.2
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
20.04
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
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-9ubuntu0.2
released
eoan
ignored
bionic
Fixed 0.9.11+dfsg-1ubuntu1.3
released
xenial
Fixed 0.9.10+dfsg-3ubuntu0.16.04.5
released
trusty
dne
veyon
noble
not-affected
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
not-affected
impish
ignored
hirsute
ignored
groovy
ignored
focal
not-affected
eoan
ignored
bionic
dne
xenial
dne
trusty
dne
x11vnc
noble
not-affected
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
not-affected
impish
ignored
hirsute
ignored
groovy
ignored
focal
not-affected
eoan
ignored
bionic
not-affected
xenial
not-affected
trusty
not-affected