RHCOS 4 : OpenShift Container Platform 4.4.3 cri-o (RHSA-2020:1937)

high Nessus Plugin ID 312474

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Synopsis

The remote Red Hat CoreOS host is missing one or more security updates for OpenShift Container Platform 4.4.3 cri-o.

Description

The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:1937 advisory.

- containers/image: Container images read entire image manifest into memory (CVE-2020-1702)

- proglottis/gpgme: Use-after-free in GPGME bindings during container image pull (CVE-2020-8945)

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

Solution

Update the RHCOS OpenShift Container Platform 4.4.3 cri-o package based on the guidance in RHSA-2020:1937.

Plugin Details

Severity: High

ID: 312474

File Name: rhcos-RHSA-2020-1937.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/6/2026

Updated: 5/6/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5.1

Temporal Score: 4

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

CVSS Score Source: CVE-2020-8945

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:cri-o, cpe:/o:redhat:enterprise_linux:8:coreos, cpe:/o:redhat:enterprise_linux:7:coreos

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/4/2020

Vulnerability Publication Date: 2/12/2020

Reference Information

CVE: CVE-2020-1702, CVE-2020-8945

CWE: 400, 416

RHSA: 2020:1937

Detections

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