CVE-2018-20019

2018-12-1900:00:00

ubuntu.com

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.03

Percentile

91.1%

JSON

LibVNC before commit a83439b9fbe0f03c48eb94ed05729cb016f8b72f contains
multiple heap out-of-bound write vulnerabilities in VNC client code that
can result remote code execution

Bugs

Notes

Author	Note
mdeslaur	original upstream patch for this issue was incomplete. See CVE-2018-20748 for more fixes.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchitalc< 1:3.0.3+dfsg1-3ubuntu0.1UNKNOWN
ubuntu16.04noarchitalc< 1:2.0.2+dfsg1-4ubuntu0.1UNKNOWN
ubuntu18.04noarchlibvncserver< 0.9.11+dfsg-1ubuntu1.1UNKNOWN
ubuntu18.10noarchlibvncserver< 0.9.11+dfsg-1.1ubuntu0.1UNKNOWN
ubuntu14.04noarchlibvncserver< 0.9.9+dfsg-1ubuntu1.4UNKNOWN
ubuntu16.04noarchlibvncserver< 0.9.10+dfsg-3ubuntu0.16.04.3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	italc	< 1:3.0.3+dfsg1-3ubuntu0.1	UNKNOWN
ubuntu	16.04	noarch	italc	< 1:2.0.2+dfsg1-4ubuntu0.1	UNKNOWN
ubuntu	18.04	noarch	libvncserver	< 0.9.11+dfsg-1ubuntu1.1	UNKNOWN
ubuntu	18.10	noarch	libvncserver	< 0.9.11+dfsg-1.1ubuntu0.1	UNKNOWN
ubuntu	14.04	noarch	libvncserver	< 0.9.9+dfsg-1ubuntu1.4	UNKNOWN
ubuntu	16.04	noarch	libvncserver	< 0.9.10+dfsg-3ubuntu0.16.04.3	UNKNOWN