Executive Summary

Summary
Title Nova vulnerability
Informations
Name USN-1438-1 First vendor Publication 2012-05-03
Vendor Ubuntu Last vendor Modification 2012-05-03
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:S/C:N/I:N/A:P)
Cvss Base Score 3.5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 6.8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 12.04 LTS - Ubuntu 11.10

Summary:

Nova could be made to crash the system under certain conditions.

Software Description: - nova: OpenStack Compute cloud infrastructure

Details:

Dan Prince discovered that Nova did not enforce quotas for security groups and rules added to security groups. An authenticated user could exploit this to cause a denial of service.

Update instructions:

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

Ubuntu 12.04 LTS:
python-nova 2012.1-0ubuntu2.1

Ubuntu 11.10:
python-nova 2011.3-0ubuntu6.6

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

References:
http://www.ubuntu.com/usn/usn-1438-1
CVE-2012-2101

Package Information:
https://launchpad.net/ubuntu/+source/nova/2012.1-0ubuntu2.1
https://launchpad.net/ubuntu/+source/nova/2011.3-0ubuntu6.6

Original Source

Url : http://www.ubuntu.com/usn/USN-1438-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:17849
 
Oval ID: oval:org.mitre.oval:def:17849
Title: USN-1438-1 -- nova vulnerability
Description: Nova could be made to crash the system under certain conditions.
Family: unix Class: patch
Reference(s): USN-1438-1
CVE-2012-2101
Version: 7
Platform(s): Ubuntu 12.04
Ubuntu 11.10
Product(s): nova
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3

OpenVAS Exploits

Date Description
2012-08-30 Name : Fedora Update for openstack-nova FEDORA-2012-6273
File : nvt/gb_fedora_2012_6273_openstack-nova_fc17.nasl
2012-07-23 Name : Fedora Update for openstack-nova FEDORA-2012-10418
File : nvt/gb_fedora_2012_10418_openstack-nova_fc16.nasl
2012-06-25 Name : Fedora Update for openstack-nova FEDORA-2012-9425
File : nvt/gb_fedora_2012_9425_openstack-nova_fc16.nasl
2012-05-04 Name : Fedora Update for openstack-nova FEDORA-2012-6365
File : nvt/gb_fedora_2012_6365_openstack-nova_fc16.nasl
2012-05-04 Name : Ubuntu Update for nova USN-1438-1
File : nvt/gb_ubuntu_USN_1438_1.nasl

Nessus® Vulnerability Scanner

Date Description
2012-05-04 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1438-1.nasl - Type : ACT_GATHER_INFO
2012-05-02 Name : The remote Fedora host is missing a security update.
File : fedora_2012-6273.nasl - Type : ACT_GATHER_INFO
2012-05-01 Name : The remote Fedora host is missing a security update.
File : fedora_2012-6365.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 12:00:03
  • Multiple Updates