CVE-2018-20019

Published: 19 December 2018

LibVNC before commit a83439b9fbe0f03c48eb94ed05729cb016f8b72f contains multiple heap out-of-bound write vulnerabilities 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
Upstream
Released (1:3.0.3+dfsg1-1+deb9u1, 1:2.0.2+dfsg1-2+deb8u1)
Ubuntu 20.10 (Groovy Gorilla) Does not exist

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver)
Released (1:3.0.3+dfsg1-3ubuntu0.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (1:2.0.2+dfsg1-4ubuntu0.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was needed)
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist

libvncserver
Launchpad, Ubuntu, Debian
Upstream
Released (0.9.11+dfsg-1.2)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(0.9.11+dfsg-1.2)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(0.9.11+dfsg-1.2)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (0.9.11+dfsg-1ubuntu1.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (0.9.10+dfsg-3ubuntu0.16.04.3)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [0.9.9+dfsg-1ubuntu1.4])
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist

Patches:
Upstream: https://github.com/LibVNC/libvncserver/commit/a83439b9fbe0f03c48eb94ed05729cb016f8b72f
x11vnc
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(uses shared libvnc)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(uses shared libvnc)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(uses shared libvnc)
Ubuntu 16.04 LTS (Xenial Xerus) Not vulnerable
(uses shared libvnc)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(uses shared libvnc)
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist