RHCOS 4 : OpenShift Container Platform 4.12.6 (RHSA-2023:1033)

high Nessus Plugin ID 189457


The remote Red Hat CoreOS host is missing a security update for OpenShift Container Platform 4.12.6.


The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2023:1033 advisory.

- A vulnerability was found in cri-o. This issue allows the addition of arbitrary lines into /etc/passwd by use of a specially crafted environment variable. (CVE-2022-4318)

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


Update the RHCOS OpenShift Container Platform 4.12.6 packages based on the guidance in RHSA-2023:1033.

See Also



Plugin Details

Severity: High

ID: 189457

File Name: rhcos-RHSA-2023-1033.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


Risk Factor: Medium

Score: 6.7


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-4318


Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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: 3/7/2023

Vulnerability Publication Date: 12/23/2022

Reference Information

CVE: CVE-2022-4318

CWE: 538

RHSA: 2023:1033