CVE-2016-5008
Published: 13 July 2016
libvirt before 2.0.0 improperly disables password checking when the password on a VNC server is set to an empty string, which allows remote attackers to bypass authentication and establish a VNC session by connecting to the server.
Notes
Author | Note |
---|---|
mdeslaur | vnc password authentication isn't strong and isn't recommended so setting priority to low to bundle with another update |
leosilva | this CVE was original patched in unstable 2.0.0-1. |
Priority
Status
Package | Release | Status |
---|---|---|
libvirt Launchpad, Ubuntu, Debian |
artful |
Released
(2.1.0-1ubuntu1)
|
bionic |
Released
(2.1.0-1.ubuntu1)
|
|
cosmic |
Released
(2.1.0-1.ubuntu1)
|
|
disco |
Released
(2.1.0-1.ubuntu1)
|
|
eoan |
Released
(2.1.0-1.ubuntu1)
|
|
focal |
Released
(2.1.0-1.ubuntu1)
|
|
groovy |
Released
(2.1.0-1.ubuntu1)
|
|
hirsute |
Released
(2.1.0-1.ubuntu1)
|
|
precise |
Ignored
(end of life)
|
|
trusty |
Released
(1.2.2-0ubuntu13.1.26)
|
|
upstream |
Released
(2.0.0-1)
|
|
wily |
Ignored
(end of life)
|
|
xenial |
Released
(1.3.1-1ubuntu10.19)
|
|
yakkety |
Ignored
(end of life)
|
|
zesty |
Ignored
(end of life)
|
|
Patches: upstream: http://libvirt.org/git/?p=libvirt.git;a=commit;h=bb848feec0f3f10e92dd8e5231ae7aa89b5598f3 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |