Amazon Linux 2 : libvncserver (ALAS-2019-1161)

critical Nessus Plugin ID 122162

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

LibVNC contains heap out-of-bound write vulnerability in server code of file transfer extension that can result remote code execution (CVE-2018-15127)

Solution

Run 'yum update libvncserver' to update your system.

Plugin Details

Severity: Critical

ID: 122162

File Name: al2_ALAS-2019-1161.nasl

Version: 1.2

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 2/14/2019

Updated: 2/12/2020

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libvncserver-debuginfo, p-cpe:/a:amazon:linux:libvncserver, p-cpe:/a:amazon:linux:libvncserver-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/14/2019

Vulnerability Publication Date: 12/19/2018

Reference Information

CVE: CVE-2018-15127

ALAS: 2019-1161

Detections

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