CVE-2014-3517 Information

Description

api/metadata/handler.py in OpenStack Compute (Nova) before 2013.2.4 2014.x before 2014.1.2 and Juno before Juno-2 when proxying metadata requests through Neutron makes it easier for remote attackers to guess instance ID signatures via a brute-force attack that relies on timing differences in responses to instance metadata requests.

Reference

http://www.openwall.com/lists/oss-security/2014/07/17/2 https://bugs.launchpad.net/nova/+bug/1325128