Executive Summary

This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
TitleRed Hat OpenStack Platform director security update
NameRHSA-2017:1242First vendor Publication2017-05-17
VendorRedHatLast vendor Modification2017-05-17
Severity (Vendor) N/ARevision01

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score10Attack RangeNetwork
Cvss Impact Score10Attack ComplexityLow
Cvss Expoit Score10AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores


Problem Description:

An update is now available for Red Hat OpenStack Platform 10.0 (Newton).

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat OpenStack Platform 10.0 - noarch

3. Description:

Red Hat OpenStack Platform director provides the facilities for deploying and monitoring a private or public infrastructure-as-a-service (IaaS) cloud based on Red Hat OpenStack Platform.

Security Fix(es):

* A design flaw issue was found in the Red Hat OpenStack Platform director use of TripleO to enable libvirtd based live-migration. Libvirtd is deployed by default (by director) listening on (all interfaces) with no-authentication or encryption. Anyone able to make a TCP connection to any compute host IP address, including, other loopback interface addresses, or in some cases possibly addresses that have been exposed beyond the management interface, could use this to open a virsh session to the libvirtd instance and gain control of virtual machine instances or possibly take over the host. (CVE-2017-2637)

A KCS article with more information on this flaw is available at: https://access.redhat.com/solutions/3022771

This issue was discovered by David Gurtner (Red Hat).

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:


5. Bugs fixed (https://bugzilla.redhat.com/):

1416228 - rhosp-director: Failed to minor update overcloud - fails before running yum update. 1428017 - Package update fails in the compute node 1428240 - CVE-2017-2637 rhosp-director:libvirtd is deployed with no authentication 1437016 - tripleo client stuck in IN_PROGRESS in overcloud update run 1441982 - [UPDATES] Update of mod_ssl package prevents haproxy from starting 1448062 - Unable to log in via SSH to compute nodes with the heat-admin user

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2017-1242.html

CWE : Common Weakness Enumeration

100 %CWE-306Missing Authentication for Critical Function (CWE/SANS Top 25)

CPE : Common Platform Enumeration


Alert History

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2018-10-02 21:22:05
  • Multiple Updates
2018-07-28 09:21:20
  • Multiple Updates
2017-05-18 00:20:19
  • First insertion