SUSE update for kubernetes1.23

1) Input validation error

EUVDB-ID: #VU79792

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-25743

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package kubernetes1.23 to the latest version.

Vulnerable software versions

openSUSE Leap: 15.5 - 15.6

Containers Module: 15-SP5

SUSE Linux Enterprise Server for SAP Applications 15: SP5

SUSE Linux Enterprise Server 15: SP5

SUSE Linux Enterprise Real Time 15: SP5

SUSE Linux Enterprise High Performance Computing 15: SP5

kubernetes1.23-proxy-debuginfo: before 1.23.17-150500.3.15.1

kubernetes1.23-kubelet-debuginfo: before 1.23.17-150500.3.15.1

kubernetes1.23-client-debuginfo: before 1.23.17-150500.3.15.1

kubernetes1.23-scheduler-debuginfo: before 1.23.17-150500.3.15.1

kubernetes1.23-apiserver-debuginfo: before 1.23.17-150500.3.15.1

kubernetes1.23-kubeadm-debuginfo: before 1.23.17-150500.3.15.1

kubernetes1.23-controller-manager-debuginfo: before 1.23.17-150500.3.15.1

kubernetes1.23-client-bash-completion: before 1.23.17-150500.3.15.1

kubernetes1.23-client-fish-completion: before 1.23.17-150500.3.15.1

kubernetes1.23-kubelet: before 1.23.17-150500.3.15.1

kubernetes1.23-kubelet-common: before 1.23.17-150500.3.15.1

kubernetes1.23-kubeadm: before 1.23.17-150500.3.15.1

kubernetes1.23-client-common: before 1.23.17-150500.3.15.1

kubernetes1.23-controller-manager: before 1.23.17-150500.3.15.1

kubernetes1.23-apiserver: before 1.23.17-150500.3.15.1

kubernetes1.23-client: before 1.23.17-150500.3.15.1

kubernetes1.23-scheduler: before 1.23.17-150500.3.15.1

kubernetes1.23-proxy: before 1.23.17-150500.3.15.1

CPE2.3

• cpe:2.3:o:suse:opensuse_leap:15.5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:containers_module:15-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP5:*:*:*:*:*:*:*
• cpe:2.3:a:suse:kubernetes1.23-proxy-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-kubelet-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-client-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-scheduler-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-apiserver-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-kubeadm-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-controller-manager-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-client-bash-completion:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-client-fish-completion:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-kubelet:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-kubelet-common:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-kubeadm:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-client-common:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-controller-manager:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-apiserver:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-client:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-scheduler:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kubernetes1.23-proxy:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2024/suse-su-20242858-1/

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.