Ubuntu 12.04 LTS / 14.04 LTS : gtk-vnc vulnerabilities (USN-3203-1)

High Nessus Plugin ID 97303


The remote Ubuntu host is missing one or more security-related patches.


It was discovered that gtk-vnc incorrectly validated certain data. A malicious server could use this issue to cause gtk-vnc to crash, resulting in a denial of service, or possibly execute arbitrary code.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.


Update the affected libgtk-vnc-1.0-0, libgtk-vnc-2.0-0 and / or libgvnc-1.0-0 packages.

Plugin Details

Severity: High

ID: 97303

File Name: ubuntu_USN-3203-1.nasl

Version: $Revision: 3.4 $

Type: local

Agent: unix

Published: 2017/02/21

Modified: 2017/03/07

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 7.5

Temporal Score: 6.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:POC/RL:U/RC:ND


Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libgtk-vnc-1.0-0, p-cpe:/a:canonical:ubuntu_linux:libgtk-vnc-2.0-0, p-cpe:/a:canonical:ubuntu_linux:libgvnc-1.0-0, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:14.04

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2017/02/20

Reference Information

CVE: CVE-2017-5884, CVE-2017-5885

OSVDB: 151479, 151480

USN: 3203-1