RHEL 8 / 9 : OpenShift Container Platform 4.14.2 (RHSA-2023:6840)

critical Nessus Plugin ID 194364

Synopsis

The remote Red Hat host is missing one or more security updates for OpenShift Container Platform 4.14.2.

Description

The remote Redhat Enterprise Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:6840 advisory.

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.

This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.14.2. See the following advisory for the container images for this release:

https://access.redhat.com/errata/RHSA-2023:6837

Security Fix(es):

* HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487 CVE-2023-39325)
* golang: net/http: insufficient sanitization of Host header (CVE-2023-29406)
* golang: crypto/tls: slow verification of certificate chains containing large RSA keys (CVE-2023-29409)
* golang: html/template: improper handling of HTML-like comments within script contexts (CVE-2023-39318)
* golang: html/template: improper handling of special tags within script contexts (CVE-2023-39319)
* golang: crypto/tls: panic when processing post-handshake message on QUIC connections (CVE-2023-39321)
* golang: crypto/tls: lack of a limit on buffered post-handshake (CVE-2023-39322)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

All OpenShift Container Platform 4.14 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.openshift.com/container-platform/4.14/updating/updating_a_cluster/updating-cluster-cli.html

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL OpenShift Container Platform 4.14.2 packages based on the guidance in RHSA-2023:6840.

See Also

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/security/vulnerabilities/RHSB-2023-003

https://bugzilla.redhat.com/show_bug.cgi?id=2222167

https://bugzilla.redhat.com/show_bug.cgi?id=2228743

https://bugzilla.redhat.com/show_bug.cgi?id=2237773

https://bugzilla.redhat.com/show_bug.cgi?id=2237776

https://bugzilla.redhat.com/show_bug.cgi?id=2237777

https://bugzilla.redhat.com/show_bug.cgi?id=2237778

https://bugzilla.redhat.com/show_bug.cgi?id=2242803

https://bugzilla.redhat.com/show_bug.cgi?id=2243296

http://www.nessus.org/u?bc8339e2

https://access.redhat.com/errata/RHSA-2023:6840

Plugin Details

Severity: Critical

ID: 194364

File Name: redhat-RHSA-2023-6840.nasl

Version: 1.2

Type: local

Agent: unix

Published: 4/28/2024

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.4

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

CVSS Score Source: CVE-2023-29406

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 6

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

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

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 9.3

Threat Vector: CVSS:4.0/E:A

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2023-44487

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:openshift-clients, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:openshift-clients-redistributable, cpe:/o:redhat:enterprise_linux:8, 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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/15/2023

Vulnerability Publication Date: 7/11/2023

CISA Known Exploited Vulnerability Due Dates: 10/31/2023

Reference Information

CVE: CVE-2023-29406, CVE-2023-29409, CVE-2023-39318, CVE-2023-39319, CVE-2023-39321, CVE-2023-39322, CVE-2023-39325, CVE-2023-44487

CWE: 113, 400, 770, 79

RHSA: 2023:6840