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Ubuntu Security Notice USN-1851-1

Ubuntu Security Notice USN-1851-1
Posted Jun 5, 2013
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1851-1 - Eoghan Glynn and Alex Meade discovered that python-keystoneclient did not properly perform expiry checks for the PKI tokens used in Keystone. If Keystone were setup to use PKI tokens (the default in Ubuntu 13.04), a previously authenticated user could continue to use a PKI token for longer than intended.

tags | advisory, python
systems | linux, ubuntu
advisories | CVE-2013-2104
SHA-256 | 0f9a2d7368666d25c099d33542339b7ff0b9e7c2fab2ff32bb4badd3cce05a09

Ubuntu Security Notice USN-1851-1

Change Mirror Download
============================================================================
Ubuntu Security Notice USN-1851-1
June 03, 2013

python-keystoneclient vulnerability
============================================================================

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

- Ubuntu 13.04

Summary:

The python client library for Keystone did not properly verify expired PKI
tokens.

Software Description:
- python-keystoneclient: Client library for OpenStack Identity API

Details:

Eoghan Glynn and Alex Meade discovered that python-keystoneclient did not
properly perform expiry checks for the PKI tokens used in Keystone. If
Keystone were setup to use PKI tokens (the default in Ubuntu 13.04), a
previously authenticated user could continue to use a PKI token for longer
than intended.

Update instructions:

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

Ubuntu 13.04:
python-keystoneclient 1:0.2.3-0ubuntu2.2

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

References:
http://www.ubuntu.com/usn/usn-1851-1
CVE-2013-2104

Package Information:

https://launchpad.net/ubuntu/+source/python-keystoneclient/1:0.2.3-0ubuntu2.2
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