Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2320 Moderate: instack-undercloud security, bug fix, and enhancement update 14 September 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: instack-undercloud Publisher: Red Hat Operating System: Red Hat Impact/Access: Overwrite Arbitrary Files -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2017-7549 Reference: ESB-2017.2300 Original Bulletin: https://access.redhat.com/errata/RHSA-2017:2726 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: instack-undercloud security, bug fix, and enhancement update Advisory ID: RHSA-2017:2726-01 Product: Red Hat Enterprise Linux OpenStack Platform Advisory URL: https://access.redhat.com/errata/RHSA-2017:2726 Issue date: 2017-09-13 CVE Names: CVE-2017-7549 ===================================================================== 1. Summary: An update for instack-undercloud is now available for Red Hat OpenStack Platform 11.0 (Ocata). 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: Red Hat OpenStack Platform 11.0 - noarch 3. Description: instack-undercloud provides a collection of scripts and elements that can be used to install an OpenStack undercloud (using python-instack). The following packages have been upgraded to a later upstream version: instack-undercloud (6.1.0). (BZ#1481793) 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/): 1477403 - CVE-2017-7549 instack-undercloud: uses hardcoded /tmp paths 1481793 - Rebase instack-undercloud to b86f03e 6. Package List: Red Hat OpenStack Platform 11.0: Source: instack-undercloud-6.1.0-3.el7ost.src.rpm noarch: instack-undercloud-6.1.0-3.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 iD8DBQFZuae9XlSAg2UNWIIRAv3TAJ9rl8iJ5z3WMeOK1AnseYSB1M97QQCfdNW9 ELK25FKTi0H8ckO7rSXbhEg= =C4SY - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBWbnHOox+lLeg9Ub1AQhhtA/+ItfN9sHP8cT9wi2hvESDCASKZCynEXM+ Srq7wM6awjLw9hy+tI4z/U7gZZNYwH19Mg4sDRNYtmuwF1dNw9xZzxJf2q2gRIaa whleV9Au8wPsKI9kD1PKDoBm+u05VxI6Mr6jYOJQov1+wgpszVK+j/JxzE7Hm9Ns EfPrjNZk9QoXFjBe0lA0fTvkHOBE7VPsKwQPN4mhwmebGO9t//Ita4d8a2Jsmwg2 Ny+i5aCA+IcbfA5nX7ADV0n+49e6gV5px6881Qk91OtjWx9zEgNcRxIX6Wr6MRV/ nYTu/4jkoSDvY/goioJ50ieTB1dMB2ALqoeOyRa2S6IUVz4phfeMIaNMLUiRTSdo xfYJnCl98G4Pl368I77P738lEUieY9GtGjitwr9S9tDIF0WbFX6qjJfn6QsJOthk iyK/BU65mfXdx95pIETVxuHTUlSknAqFUOIeddnTcQzJrflcDtJaNgAgxv4KY2aL VQ45mHoy+wjg8SAJ45wTchFWq3flKlVEz/PvN6O4fsiOow4L49UC50Rh22zXSGiD k8RlcwmlQ0ME+oBdtz2YONj3g7HiS8ZHWeCAZf9gIo+zodXKFfSa5E799QutAERE WY7iFbUcfrPoJG+Nrwl+m0mLkjJZMZ366nsyh/rjEf/ycjYxIsFGts0l85oE1BRR RIk3jyN82Po= =y40F -----END PGP SIGNATURE-----