Upstream information

CVE-2018-10896 at MITRE

Description

The default cloud-init configuration, in cloud-init 0.6.2 and newer, included "ssh_deletekeys: 0", disabling cloud-init's deletion of ssh host keys. In some environments, this could lead to instances created by cloning a golden master or template system, sharing ssh host keys, and being able to impersonate one another or conduct man-in-the-middle attacks.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 3.6
Vector AV:L/AC:L/Au:N/C:P/I:P/A:N
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.1
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact None
CVSSv3 Version 3.1
No SUSE Bugzilla entries cross referenced.

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Liberty Linux 7
  • cloud-init >= 19.4-7.el7
Patchnames:
RHSA-2020:3898
SUSE Liberty Linux 8
  • cloud-init >= 19.4-1.el8.7
Patchnames:
RHSA-2020:3050


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Please note that this evaluation state might be work in progress, incomplete or outdated.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.
SLES15-SP5-CHOST-BYOS-Aliyun cloud-init Analysis
SLES15-SP5-CHOST-BYOS-Azure cloud-init Analysis
SLES15-SP5-CHOST-BYOS-EC2 cloud-init Analysis
SLES15-SP5-CHOST-BYOS-SAP-CCloud cloud-init Analysis
SLES15-SP6-CHOST-BYOS cloud-init Analysis
SLES15-SP6-CHOST-BYOS-Aliyun cloud-init Analysis
SLES15-SP6-CHOST-BYOS-Azure cloud-init Analysis
SLES15-SP6-CHOST-BYOS-EC2 cloud-init Analysis
SLES15-SP6-CHOST-BYOS-GDC cloud-init Analysis
SLES15-SP6-CHOST-BYOS-SAP-CCloud cloud-init Analysis
SUSE Linux Enterprise High Performance Computing 12 cloud-init Analysis
SUSE Linux Enterprise High Performance Computing 15 SP5 cloud-init Analysis
SUSE Linux Enterprise High Performance Computing 15 SP6 cloud-init Analysis
SUSE Linux Enterprise Micro 5.5 cloud-init Analysis
SUSE Linux Enterprise Module for Public Cloud 15 SP5 cloud-init Analysis
SUSE Linux Enterprise Module for Public Cloud 15 SP6 cloud-init Analysis
SUSE Linux Enterprise Server 15 SP5 cloud-init Analysis
SUSE Linux Enterprise Server 15 SP6 cloud-init Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP5 cloud-init Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP6 cloud-init Analysis
SUSE Manager Proxy 4.3 cloud-init Analysis
SUSE Manager Retail Branch Server 4.3 cloud-init Analysis
SUSE Manager Server 4.3 cloud-init Analysis
openSUSE Leap 15.5 cloud-init Analysis
openSUSE Leap 15.6 cloud-init Analysis
Products under Long Term Service Pack support and receiving important and critical security fixes.
SLES15-EC2-CHOST-HVM-BYOS cloud-init Unsupported
SLES15-SP1-CHOST-BYOS-Azure cloud-init Analysis
SLES15-SP1-CHOST-BYOS-EC2 cloud-init Analysis
SLES15-SP2-CHOST-BYOS-Aliyun cloud-init Analysis
SLES15-SP2-CHOST-BYOS-Azure cloud-init Analysis
SLES15-SP2-CHOST-BYOS-EC2 cloud-init Analysis
SLES15-SP3-CHOST-BYOS-Aliyun cloud-init Analysis
SLES15-SP3-CHOST-BYOS-Azure cloud-init Analysis
SLES15-SP3-CHOST-BYOS-EC2 cloud-init Analysis
SLES15-SP3-CHOST-BYOS-SAP-CCloud cloud-init Analysis
SLES15-SP4-CHOST-BYOS cloud-init Analysis
SLES15-SP4-CHOST-BYOS-Aliyun cloud-init Analysis
SLES15-SP4-CHOST-BYOS-Azure cloud-init Analysis
SLES15-SP4-CHOST-BYOS-EC2 cloud-init Analysis
SLES15-SP4-CHOST-BYOS-SAP-CCloud cloud-init Analysis
SUSE Linux Enterprise High Performance Computing 15 SP2 cloud-init Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP3 cloud-init Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP4 cloud-init Analysis
SUSE Linux Enterprise Module for Public Cloud 12 cloud-init Analysis
SUSE Linux Enterprise Module for Public Cloud 15 SP4 cloud-init Analysis
SUSE Linux Enterprise Server 12 SP5 cloud-init Analysis
SUSE Linux Enterprise Server 15 SP2 cloud-init Unsupported
SUSE Linux Enterprise Server 15 SP3 cloud-init Unsupported
SUSE Linux Enterprise Server 15 SP4 cloud-init Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP5 cloud-init Analysis
SUSE Linux Enterprise Server for SAP Applications 15 SP2 cloud-init Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP3 cloud-init Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP4 cloud-init Analysis
Products past their end of life and not receiving proactive updates anymore.
SUSE CaaS Platform 3.0 cloud-init Analysis
SUSE Enterprise Storage 6 cloud-init Unsupported
SUSE Enterprise Storage 7 cloud-init Unsupported
SUSE Enterprise Storage 7.1 cloud-init Unsupported
SUSE Linux Enterprise High Performance Computing 15 cloud-init Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP1 cloud-init Unsupported
SUSE Linux Enterprise Module for Public Cloud 15 cloud-init Unsupported
SUSE Linux Enterprise Module for Public Cloud 15 SP1 cloud-init Unsupported
SUSE Linux Enterprise Module for Public Cloud 15 SP2 cloud-init Unsupported
SUSE Linux Enterprise Module for Public Cloud 15 SP3 cloud-init Unsupported
SUSE Linux Enterprise Server 12 cloud-init Analysis
SUSE Linux Enterprise Server 12 SP3 cloud-init Analysis
SUSE Linux Enterprise Server 12 SP4 cloud-init Analysis
SUSE Linux Enterprise Server 15 cloud-init Unsupported
SUSE Linux Enterprise Server 15 SP1 cloud-init Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 cloud-init Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP3 cloud-init Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP4 cloud-init Analysis
SUSE Linux Enterprise Server for SAP Applications 15 cloud-init Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP1 cloud-init Unsupported
SUSE Manager Proxy 4.0 cloud-init Unsupported
SUSE Manager Proxy 4.1 cloud-init Unsupported
SUSE Manager Proxy 4.2 cloud-init Unsupported
SUSE Manager Retail Branch Server 4.0 cloud-init Unsupported
SUSE Manager Retail Branch Server 4.1 cloud-init Unsupported
SUSE Manager Retail Branch Server 4.2 cloud-init Unsupported
SUSE Manager Server 4.0 cloud-init Unsupported
SUSE Manager Server 4.1 cloud-init Unsupported
SUSE Manager Server 4.2 cloud-init Unsupported
openSUSE Leap 15.3 cloud-init Analysis
openSUSE Leap 15.4 cloud-init Analysis
Products at an unknown state of their lifecycle.
SLES15-SP5-CHOST-BYOS-GDC cloud-init Analysis


SUSE Timeline for this CVE

CVE page created: Tue Jul 10 15:30:13 2018
CVE page last modified: Wed Nov 27 11:35:48 2024