CVE-2020-8558 SUSE CVE security@suse.de SUSE Security Team SUSE CVE-2020-8558 Interim 1 23 2026-03-05T05:55:24Z current 2022-02-01T02:03:09Z 2026-03-05T05:55:24Z cve-database/bin/generate-cvrf-cve.pl 2020-12-27T01:00:00Z CVE-2020-8558 The Kubelet and kube-proxy components in versions 1.1.0-1.16.10, 1.17.0-1.17.6, and 1.18.0-1.18.3 were found to contain a security issue which allows adjacent hosts to reach TCP and UDP services bound to 127.0.0.1 running on the node or in the node's network namespace. Such a service is generally thought to be reachable only by other processes on the same host, but due to this defeect, could be reachable by other hosts on the same LAN as the node, or by containers running on the same node as the service. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). https://www.suse.com/support/security/rating/ SUSE Security Ratings SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Server 16.0 SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Module for Public Cloud 12 SUSE Linux Enterprise Module for Public Cloud 12 openSUSE Tumbleweed govulncheck-vulndb-0.0.20250807T150727-1.1 govulncheck-vulndb-0.0.20250814T182633-160000.1.2 kubernetes kubernetes-client govulncheck-vulndb-0.0.20250814T182633-160000.1.2 as a component of SUSE Linux Enterprise Server 16.0 govulncheck-vulndb-0.0.20250807T150727-1.1 as a component of openSUSE Tumbleweed kubernetes-client as a component of SUSE Linux Enterprise Module for Public Cloud 12 kubernetes as a component of SUSE Linux Enterprise Module for Public Cloud 12 The Kubelet and kube-proxy components in versions 1.1.0-1.16.10, 1.17.0-1.17.6, and 1.18.0-1.18.3 were found to contain a security issue which allows adjacent hosts to reach TCP and UDP services bound to 127.0.0.1 running on the node or in the node's network namespace. Such a service is generally thought to be reachable only by other processes on the same host, but due to this defeect, could be reachable by other hosts on the same LAN as the node, or by containers running on the same node as the service. CVE-2020-8558 SUSE Linux Enterprise Server 16.0:govulncheck-vulndb-0.0.20250814T182633-160000.1.2 openSUSE Tumbleweed:govulncheck-vulndb-0.0.20250807T150727-1.1 SUSE Linux Enterprise Module for Public Cloud 12:kubernetes SUSE Linux Enterprise Module for Public Cloud 12:kubernetes-client moderate 5.8 AV:A/AC:L/Au:N/C:P/I:P/A:P 5.4 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N