Executive Summary

Summary
Title OpenStack Nova vulnerability
Informations
Name USN-2325-1 First vendor Publication 2014-08-21
Vendor Ubuntu Last vendor Modification 2014-08-21
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 14.04 LTS

Summary:

OpenStack Nova could be made to expose sensitive information over the network.

Software Description: - nova: OpenStack Compute cloud infrastructure

Details:

Alex Gaynor discovered that OpenStack Nova would sometimes respond with variable times when comparing authentication tokens. If nova were configured to proxy metadata requests via Neutron, a remote authenticated attacker could exploit this to conduct timing attacks and ascertain configuration details of another instance.

Update instructions:

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

Ubuntu 14.04 LTS:
python-nova 1:2014.1.2-0ubuntu1.1

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

References:
http://www.ubuntu.com/usn/usn-2325-1
CVE-2014-3517

Package Information:
https://launchpad.net/ubuntu/+source/nova/1:2014.1.2-0ubuntu1.1

Original Source

Url : http://www.ubuntu.com/usn/USN-2325-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-200 Information Exposure

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:25995
 
Oval ID: oval:org.mitre.oval:def:25995
Title: USN-2325-1 -- nova vulnerability
Description: OpenStack Nova could be made to expose sensitive information over the network.
Family: unix Class: patch
Reference(s): USN-2325-1
CVE-2014-3517
Version: 3
Platform(s): Ubuntu 14.04
Product(s): nova
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 31

Nessus® Vulnerability Scanner

Date Description
2015-01-19 Name : The remote Solaris system is missing a security patch for third-party software.
File : solaris11_nova_20141014.nasl - Type : ACT_GATHER_INFO
2014-08-22 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-2325-1.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2014-08-23 13:27:50
  • Multiple Updates
2014-08-22 00:22:26
  • First insertion