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CentOS 7 : libvncserver (CESA-2018:1055)

critical Nessus Plugin ID 110235

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

An update for libvncserver is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

LibVNCServer is a C library that enables you to implement VNC server functionality into own programs.

Security Fix(es) :

* libvncserver: Improper input sanitization in rfbProcessClientNormalMessage in rfbserver.c (CVE-2018-7225)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Solution

Update the affected libvncserver packages.

See Also

http://www.nessus.org/u?e9bf882c

Plugin Details

Severity: Critical

ID: 110235

File Name: centos_RHSA-2018-1055.nasl

Version: 1.5

Type: local

Agent: unix

Published: 5/31/2018

Updated: 9/30/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2018-7225

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:centos:centos:libvncserver, cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:libvncserver-devel

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/30/2018

Vulnerability Publication Date: 2/19/2018

Reference Information

CVE: CVE-2018-7225

RHSA: 2018:1055