drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Unsichere Verwendung temporärer Dateien in instack-undercloud
Name: |
Unsichere Verwendung temporärer Dateien in instack-undercloud |
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ID: |
RHSA-2017:2687-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux OpenStack Platform |
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Datum: |
Di, 12. September 2017, 23:38 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2017-7549 |
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Applikationen: |
instack-undercloud |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
===================================================================== Red Hat Security Advisory
Synopsis: Moderate: instack-undercloud security update Advisory ID: RHSA-2017:2687-01 Product: Red Hat Enterprise Linux OpenStack Platform Advisory URL: https://access.redhat.com/errata/RHSA-2017:2687 Issue date: 2017-09-12 CVE Names: CVE-2017-7549 =====================================================================
1. Summary:
An update for instack-undercloud is now available for Red Hat OpenStack Platform 8.0 (Liberty) director.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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:
OpenStack 8.0 Director for RHEL 7 - noarch
3. Description:
instack-undercloud provides a collection of scripts and elements that can be used to install an OpenStack undercloud (using python-instack).
Security Fix(es):
* A flaw was found in instack-undercloud where pre-install and security policy scripts used insecure temporary files. A local user could exploit this flaw to conduct a symbolic-link attack, allowing them to overwrite the contents of arbitrary files. (CVE-2017-7549)
This issue was discovered by Matthew Booth (Red Hat).
4. Solution:
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1324894 - Tuskar is not deprecated post upgrade [osp-8] 1477403 - CVE-2017-7549 instack-undercloud: uses hardcoded /tmp paths
6. Package List:
OpenStack 8.0 Director for RHEL 7:
Source: instack-undercloud-2.2.7-10.el7ost.src.rpm
noarch: instack-undercloud-2.2.7-10.el7ost.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2017-7549 https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
Copyright 2017 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1
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