RHCOS 4 : OpenShift Container Platform 4.13.29 (RHSA-2024:0195)

high Nessus Plugin ID 189408

Synopsis

The remote Red Hat CoreOS host is missing a security update for OpenShift Container Platform 4.13.29.

Description

The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2024:0195 advisory.

- A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node. (CVE-2023-6476)

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 RHCOS OpenShift Container Platform 4.13.29 packages based on the guidance in RHSA-2024:0195.

See Also

https://access.redhat.com/security/cve/CVE-2023-6476

https://access.redhat.com/errata/RHSA-2024:0195

Plugin Details

Severity: High

ID: 189408

File Name: rhcos-RHSA-2024-0195.nasl

Version: 1.0

Type: local

Agent: unix

Published: 1/24/2024

Updated: 1/24/2024

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

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2023-6476

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:8:coreos, cpe:/o:redhat:enterprise_linux:9:coreos, p-cpe:/a:redhat:enterprise_linux:cri-o

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: 1/17/2024

Vulnerability Publication Date: 1/9/2024

Reference Information

CVE: CVE-2023-6476

CWE: 400

RHSA: 2024:0195