Detections
Analytics

CentOS 8 : tigervnc (CESA-2021:1783)

high Nessus Plugin ID 149753

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Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:1783 advisory.

 - tigervnc: certificate exceptions stored as authorities (CVE-2020-26117)

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 packages.

See Also

https://access.redhat.com/errata/RHSA-2021:1783

Plugin Details

Severity: High

ID: 149753

File Name: centos8_RHSA-2021-1783.nasl

Version: 1.3

Type: local

Agent: unix

Published: 5/19/2021

Updated: 6/2/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.3

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

CVSS Score Source: CVE-2020-26117

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8-stream, p-cpe:/a:centos:centos:tigervnc-server, p-cpe:/a:centos:centos:tigervnc-icons, p-cpe:/a:centos:centos:tigervnc-server-module, p-cpe:/a:centos:centos:tigervnc-server-minimal, p-cpe:/a:centos:centos:tigervnc-selinux, p-cpe:/a:centos:centos:tigervnc, p-cpe:/a:centos:centos:tigervnc-license

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/18/2021

Vulnerability Publication Date: 9/27/2020

Reference Information

CVE: CVE-2020-26117

RHSA: 2021:1783