Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.12

Published: 2023-12-21

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-5625 CVE-2021-21419
CWE-ID	CWE-400
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Red Hat OpenShift Container Platform Client/Desktop applications / Software for system administration openshift-ansible (Red Hat package) Operating systems & Components / Operating system package or component butane (Red Hat package) Operating systems & Components / Operating system package or component skopeo (Red Hat package) Operating systems & Components / Operating system package or component python-eventlet (Red Hat package) Operating systems & Components / Operating system package or component podman (Red Hat package) Operating systems & Components / Operating system package or component openshift-clients (Red Hat package) Operating systems & Components / Operating system package or component openshift (Red Hat package) Operating systems & Components / Operating system package or component ignition (Red Hat package) Operating systems & Components / Operating system package or component cri-tools (Red Hat package) Operating systems & Components / Operating system package or component cri-o (Red Hat package) Operating systems & Components / Operating system package or component conmon (Red Hat package) Operating systems & Components / Operating system package or component buildah (Red Hat package) Operating systems & Components / Operating system package or component
Vendor	Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU84617

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-5625

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a missing patch for #VU56244 (CVE-2021-21419). A remote attacker can trigger resource exhaustion by sending highly compressed data frame and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat OpenShift Container Platform: 4.12.0 - 4.12.40

openshift-ansible (Red Hat package): before 4.12.0-202310190945.p0.ge8e1e51.assembly.stream.el8

butane (Red Hat package): before 0.16.0-2.1.rhaos4.12.el8

skopeo (Red Hat package): before 1.9.4-3.1.rhaos4.12.el9

python-eventlet (Red Hat package): before 0.30.2-4.el9

podman (Red Hat package): before 4.2.0-7.1.rhaos4.12.el9

openshift-clients (Red Hat package): before 4.12.0-202310180726.p0.ga55beda.assembly.stream.el9

openshift (Red Hat package): before 4.12.0-202310210144.p0.g31e0558.assembly.stream.el9

ignition (Red Hat package): before 2.14.0-6.1.rhaos4.12.el8

cri-tools (Red Hat package): before 1.25.0-2.1.el9

cri-o (Red Hat package): before 1.25.3-5.1.rhaos4.12.git44a2cb2.el9

conmon (Red Hat package): before 2.1.2-6.1.rhaos4.12.el9

buildah (Red Hat package): before 1.23.4-5.1.rhaos4.12.el9

External links

http://access.redhat.com/errata/RHSA-2023:6128

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Resource exhaustion

EUVDB-ID: #VU56244