CVE-2020-25708
Published: 13 November 2020
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.
Notes
Author | Note |
---|---|
leosilva | vino ships libvncserver source in server/libvncserver |
Priority
CVSS 3 base score: 7.5
Status
Package | Release | Status |
---|---|---|
italc Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
(trusty was needs-triage)
|
|
upstream |
Needs triage
|
|
xenial |
Ignored
(end of standard support, was needs-triage)
|
|
libvncserver Launchpad, Ubuntu, Debian |
bionic |
Released
(0.9.11+dfsg-1ubuntu1.4)
|
focal |
Released
(0.9.12+dfsg-9ubuntu0.3)
|
|
groovy |
Not vulnerable
|
|
hirsute |
Not vulnerable
|
|
impish |
Not vulnerable
|
|
jammy |
Not vulnerable
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Released
(0.9.10+dfsg-3ubuntu0.16.04.6)
|
|
Patches: upstream: https://github.com/LibVNC/libvncserver/commit/673c07a75ed844d74676f3ccdcfdc706a7052dba |
||
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
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
(trusty was needs-triage)
|
|
upstream |
Needs triage
|
|
xenial |
Ignored
(end of standard support, was needs-triage)
|
|
veyon Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
focal |
Needs triage
|
|
groovy |
Ignored
(reached end-of-life)
|
|
hirsute |
Ignored
(reached end-of-life)
|
|
impish |
Ignored
(reached end-of-life)
|
|
jammy |
Needs triage
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
vino Launchpad, Ubuntu, Debian |
bionic |
Released
(3.22.0-3ubuntu1.2)
|
focal |
Released
(3.22.0-5ubuntu2.2)
|
|
groovy |
Released
(3.22.0-6ubuntu2.1)
|
|
hirsute |
Released
(3.22.0-6ubuntu3)
|
|
impish |
Released
(3.22.0-6ubuntu3)
|
|
jammy |
Released
(3.22.0-6ubuntu3)
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Released
(3.8.1-0ubuntu9.4)
|
|
x11vnc 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
|
|
precise |
Does not exist
|
|
trusty |
Needs triage
|
|
upstream |
Needs triage
|
|
xenial |
Ignored
(end of standard support, was needs-triage)
|