Oracle Linux 7 : libvncserver (ELSA-2020-0913)

critical Nessus Plugin ID 134931

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Synopsis

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

Description

From Red Hat Security Advisory 2020:0913 :

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0913 advisory.

- libvncserver: HandleCursorShape() integer overflow resulting in heap-based buffer overflow (CVE-2019-15690)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libvncserver packages.

Plugin Details

Severity: Critical

ID: 134931

File Name: oraclelinux_ELSA-2020-0913.nasl

Version: 1.5

Type: local

Agent: unix

Family: Oracle Linux Local Security Checks

Published: 3/26/2020

Updated: 8/21/2020

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

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 Score Source: CVE-2019-15690

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: 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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/26/2020

Reference Information

CVE: CVE-2019-15690

IAVA: 2020-A-0381

RHSA: 2020:0913

Detections

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