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CVE-2018-20020

Published: 19 December 2018

LibVNC before commit 7b1ef0ffc4815cab9a96c7278394152bdc89dc4d contains heap out-of-bound write vulnerability inside structure in VNC client code that can result remote code execution

Priority

Medium

CVSS 3 base score: 9.8

Status

Package Release Status
italc
Launchpad, Ubuntu, Debian
bionic
Released (1:3.0.3+dfsg1-3ubuntu0.1)
focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

precise Does not exist

trusty Does not exist
(trusty was needed)
upstream
Released (1:3.0.3+dfsg1-1+deb9u1, 1:2.0.2+dfsg1-2+deb8u1)
xenial
Released (1:2.0.2+dfsg1-4ubuntu0.1)
libvncserver
Launchpad, Ubuntu, Debian
bionic
Released (0.9.11+dfsg-1ubuntu1.1)
cosmic
Released (0.9.11+dfsg-1.1ubuntu0.1)
disco Not vulnerable
(0.9.11+dfsg-1.2)
focal Not vulnerable
(0.9.11+dfsg-1.2)
groovy Not vulnerable
(0.9.11+dfsg-1.2)
hirsute Not vulnerable
(0.9.11+dfsg-1.2)
impish Not vulnerable
(0.9.11+dfsg-1.2)
jammy Not vulnerable
(0.9.11+dfsg-1.2)
kinetic Not vulnerable
(0.9.11+dfsg-1.2)
precise Does not exist

trusty Does not exist
(trusty was released [0.9.9+dfsg-1ubuntu1.4])
upstream
Released (0.9.11+dfsg-1.2)
xenial
Released (0.9.10+dfsg-3ubuntu0.16.04.3)
Patches:
upstream: https://github.com/LibVNC/libvncserver/commit/09f2f3fb6a5a163e453e5c2979054670c39694bc
upstream: https://github.com/LibVNC/libvncserver/commit/7b1ef0ffc4815cab9a96c7278394152bdc89dc4d
ssvnc
Launchpad, Ubuntu, Debian
bionic Needed

focal Not vulnerable
(1.0.29-5)
groovy Not vulnerable
(1.0.29-5)
hirsute Not vulnerable
(1.0.29-5)
impish Not vulnerable
(1.0.29-5)
jammy Not vulnerable
(1.0.29-5)
kinetic Not vulnerable
(1.0.29-5)
precise Does not exist

trusty Does not exist
(trusty was needed)
upstream
Released (1.0.29-2+deb8u1, 1.0.29-3+deb9u1, 1.0.29-4+deb10u1, 1.0.29-5)
xenial
Released (1.9.29-2+deb8u1build0.16.04.1)
tightvnc
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

groovy Ignored
(reached end-of-life)
hirsute Ignored
(reached end-of-life)
impish Ignored
(reached end-of-life)
jammy Needs triage

kinetic Needs triage

precise Does not exist

trusty Does not exist
(trusty was needed)
upstream
Released (1:1.3.9-6.5+deb8u1)
xenial Ignored
(end of standard support, was needs-triage)
x11vnc
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(uses shared libvnc)
cosmic Ignored
(reached end-of-life)
disco Not vulnerable
(uses shared libvnc)
focal Not vulnerable
(uses shared libvnc)
groovy Not vulnerable
(uses shared libvnc)
hirsute Not vulnerable
(uses shared libvnc)
impish Not vulnerable
(uses shared libvnc)
jammy Not vulnerable
(uses shared libvnc)
kinetic Not vulnerable
(uses shared libvnc)
precise Does not exist

trusty Not vulnerable
(uses shared libvnc)
upstream Needs triage

xenial Not vulnerable
(uses shared libvnc)