Upstream information

CVE-2020-8558 at MITRE

Description

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5.8
Vector AV:A/AC:L/Au:N/C:P/I:P/A:P
Access Vector Adjacent Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 8.8 5.4
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack Vector Adjacent Network Adjacent Network
Attack Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High Low
Integrity Impact High Low
Availability Impact High None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1172945 [RESOLVED / WONTFIX]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise High Performance Computing 12 kubernetes Won't fix
SUSE Linux Enterprise Module for Public Cloud 12 kubernetes Won't fix
SUSE Linux Enterprise Server 12 SP5 kubernetes Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kubernetes Won't fix
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 kubernetes Unsupported
Products past their end of life and not receiving proactive updates anymore.
Magnum Orchestration 7 kubernetes Unsupported
SUSE CaaS Platform 3.0 kubernetes Ignore
SUSE CaaS Platform 4.0 kubernetes Unsupported
SUSE Container as a Service Platform 1.0 kubernetes Unsupported
SUSE Container as a Service Platform 2.0 kubernetes Ignore
SUSE Enterprise Storage 6 kubernetes Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP1 kubernetes Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS kubernetes Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS kubernetes Unsupported
SUSE Linux Enterprise Module for Containers 15 SP1 kubernetes Unsupported
SUSE Linux Enterprise Server 12 kubernetes Won't fix
SUSE Linux Enterprise Server 12 SP3 kubernetes Won't fix
SUSE Linux Enterprise Server 12 SP4 kubernetes Won't fix
SUSE Linux Enterprise Server 15 SP1 kubernetes Unsupported
SUSE Linux Enterprise Server 15 SP1-BCL kubernetes Unsupported
SUSE Linux Enterprise Server 15 SP1-LTSS kubernetes Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 kubernetes Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kubernetes Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kubernetes Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP1 kubernetes Unsupported
SUSE Manager Proxy 4.0 kubernetes Unsupported
SUSE Manager Retail Branch Server 4.0 kubernetes Unsupported
SUSE Manager Server 4.0 kubernetes Unsupported


SUSE Timeline for this CVE

CVE page created: Mon Jun 15 17:33:59 2020
CVE page last modified: Mon Apr 29 18:18:37 2024