Detections
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RHEL 7 / 8 : OpenShift Container Platform 4.4.19 openshift (RHSA-2020:3579)

medium Nessus Plugin ID 140129

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Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 / 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2020:3579 advisory.

 - kubernetes: Node disk DOS by writing to container /etc/hosts (CVE-2020-8557)

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 openshift-hyperkube package.

See Also

https://access.redhat.com/security/cve/CVE-2020-8557

https://access.redhat.com/errata/RHSA-2020:3579

https://bugzilla.redhat.com/1835977

Plugin Details

Severity: Medium

ID: 140129

File Name: redhat-RHSA-2020-3579.nasl

Version: 1.8

Type: local

Agent: unix

Published: 9/1/2020

Updated: 1/23/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2020-8557

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:openshift-hyperkube

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/1/2020

Vulnerability Publication Date: 7/23/2020

Reference Information

CVE: CVE-2020-8557

CWE: 400

RHSA: 2020:3579