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Thursday, September 13, 2012

ubuntu-security-announce Digest, Vol 96, Issue 6

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Today's Topics:

1. [USN-1564-1] OpenStack Keystone vulnerability (Steve Beattie)
2. [USN-1565-1] OpenStack Horizon vulnerability (Steve Beattie)


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Message: 1
Date: Wed, 12 Sep 2012 23:14:36 -0700
From: Steve Beattie <sbeattie@ubuntu.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-1564-1] OpenStack Keystone vulnerability
Message-ID: <20120913061436.GA25260@nxnw.org>
Content-Type: text/plain; charset="us-ascii"

==========================================================================
Ubuntu Security Notice USN-1564-1
September 13, 2012

keystone vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS

Summary:

OpenStack Keystone did not properly handle user role changes

Software Description:
- keystone: OpenStack identity service

Details:

Dolph Mathews discovered that when roles are granted and revoked to
users in Keystone, pre-existing tokens were not updated or invalidated
to take the new roles into account. An attacker could use this to
continue to access resources that have been revoked.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 LTS:
keystone 2012.1+stable~20120824-a16a0ab9-0ubuntu2.2
python-keystone 2012.1+stable~20120824-a16a0ab9-0ubuntu2.2

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1564-1
CVE-2012-4413

Package Information:
https://launchpad.net/ubuntu/+source/keystone/2012.1+stable~20120824-a16a0ab9-0ubuntu2.2

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------------------------------

Message: 2
Date: Wed, 12 Sep 2012 23:39:16 -0700
From: Steve Beattie <sbeattie@ubuntu.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-1565-1] OpenStack Horizon vulnerability
Message-ID: <20120913063916.GB25260@nxnw.org>
Content-Type: text/plain; charset="us-ascii"

==========================================================================
Ubuntu Security Notice USN-1565-1
September 13, 2012

horizon vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS

Summary:

OpenStack Horizon could help expose sensitive information.

Software Description:
- horizon: Web interface for OpenStack cloud infrastructure

Details:

Thomas Biege discovered that the Horizon authentication mechanism
did not validate the next parameter. An attacker could use this to
construct a link to legitimate OpenStack web dashboard that redirected
the user to a malicious website after authentication.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 LTS:
openstack-dashboard 2012.1.3+stable~20120815-691dd2-0ubuntu1.1
python-django-horizon 2012.1.3+stable~20120815-691dd2-0ubuntu1.1

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1565-1
CVE-2012-3540

Package Information:
https://launchpad.net/ubuntu/+source/horizon/2012.1.3+stable~20120815-691dd2-0ubuntu1.1

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