USN-1764-1: OpenStack Glance vulnerability

14 March 2013

glance vulnerability

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

  • Ubuntu 12.10
  • Ubuntu 12.04 LTS

Summary

Glance could be made to expose sensitive information over the network.

Software Description

  • glance - OpenStack Image Registry and Delivery Service

Details

Stuart McLaren discovered an issue with Glance v1 API requests. An authenticated attacker could exploit this to expose the Glance operator’s Swift and/or S3 credentials via the response headers when requesting a cached image.

Update instructions

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

Ubuntu 12.10
python-glance - 2012.2.1-0ubuntu1.2
Ubuntu 12.04 LTS
python-glance - 2012.1.3+stable~20120821-120fcf-0ubuntu1.5

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References