Oracle Linux 7 : libvncserver (ELSA-2018-1055)

critical Nessus Plugin ID 109153

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Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

From Red Hat Security Advisory 2018:1055 :

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.

Plugin Details

Severity: Critical

ID: 109153

File Name: oraclelinux_ELSA-2018-1055.nasl

Version: 1.2

Type: local

Agent: unix

Family: Oracle Linux Local Security Checks

Published: 4/19/2018

Updated: 9/27/2019

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

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

CVSS v3

Risk Factor: Critical

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:oracle:linux:libvncserver, p-cpe:/a:oracle:linux:libvncserver-devel, cpe:/o:oracle:linux:7

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

Patch Publication Date: 4/18/2018

Vulnerability Publication Date: 2/19/2018

Reference Information

CVE: CVE-2018-7225

RHSA: 2018:1055

Detections

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