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Ubuntu 14.04 LTS : OpenStack Nova vulnerabilities (USN-3449-1)

medium Nessus Plugin ID 103812

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3449-1 advisory.

 George Shuklin discovered that OpenStack Nova incorrectly handled the migration process. A remote authenticated user could use this issue to consume resources, resulting in a denial of service.
 (CVE-2015-3241)

 George Shuklin and Tushar Patil discovered that OpenStack Nova incorrectly handled deleting instances. A remote authenticated user could use this issue to consume disk resources, resulting in a denial of service. (CVE-2015-3280)

 It was discovered that OpenStack Nova incorrectly limited qemu-img calls. A remote authenticated user could use this issue to consume resources, resulting in a denial of service. (CVE-2015-5162)

 Matthew Booth discovered that OpenStack Nova incorrectly handled snapshots. A remote authenticated user could use this issue to read arbitrary files. (CVE-2015-7548)

 Sreekumar S. and Suntao discovered that OpenStack Nova incorrectly applied security group changes. A remote attacker could possibly use this issue to bypass intended restriction changes by leveraging an instance that was running when the change was made. (CVE-2015-7713)

 Matt Riedemann discovered that OpenStack Nova incorrectly handled logging. A local attacker could possibly use this issue to obtain sensitive information from log files. (CVE-2015-8749)

 Matthew Booth discovered that OpenStack Nova incorrectly handled certain qcow2 headers. A remote authenticated user could possibly use this issue to read arbitrary files. (CVE-2016-2140)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-3449-1

Plugin Details

Severity: Medium

ID: 103812

File Name: ubuntu_USN-3449-1.nasl

Version: 3.9

Type: local

Agent: unix

Published: 10/12/2017

Updated: 8/27/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2015-7713

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.3

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2015-8749

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:nova-common, p-cpe:/a:canonical:ubuntu_linux:nova-console, p-cpe:/a:canonical:ubuntu_linux:nova-objectstore, p-cpe:/a:canonical:ubuntu_linux:nova-network, p-cpe:/a:canonical:ubuntu_linux:nova-compute-lxc, p-cpe:/a:canonical:ubuntu_linux:nova-baremetal, p-cpe:/a:canonical:ubuntu_linux:nova-novncproxy, p-cpe:/a:canonical:ubuntu_linux:nova-xvpvncproxy, p-cpe:/a:canonical:ubuntu_linux:nova-compute-qemu, p-cpe:/a:canonical:ubuntu_linux:nova-compute-xen, p-cpe:/a:canonical:ubuntu_linux:nova-consoleauth, p-cpe:/a:canonical:ubuntu_linux:nova-api-os-volume, p-cpe:/a:canonical:ubuntu_linux:nova-compute-libvirt, p-cpe:/a:canonical:ubuntu_linux:nova-api, p-cpe:/a:canonical:ubuntu_linux:nova-ajax-console-proxy, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:nova-api-ec2, p-cpe:/a:canonical:ubuntu_linux:nova-cells, p-cpe:/a:canonical:ubuntu_linux:nova-compute, p-cpe:/a:canonical:ubuntu_linux:python-nova, p-cpe:/a:canonical:ubuntu_linux:nova-cert, p-cpe:/a:canonical:ubuntu_linux:nova-api-metadata, p-cpe:/a:canonical:ubuntu_linux:nova-scheduler, p-cpe:/a:canonical:ubuntu_linux:nova-compute-vmware, p-cpe:/a:canonical:ubuntu_linux:nova-volume, p-cpe:/a:canonical:ubuntu_linux:nova-api-os-compute, p-cpe:/a:canonical:ubuntu_linux:nova-conductor, p-cpe:/a:canonical:ubuntu_linux:nova-compute-kvm, p-cpe:/a:canonical:ubuntu_linux:nova-spiceproxy

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/11/2017

Vulnerability Publication Date: 9/8/2015

Reference Information

CVE: CVE-2015-3241, CVE-2015-3280, CVE-2015-5162, CVE-2015-7548, CVE-2015-7713, CVE-2015-8749, CVE-2016-2140

USN: 3449-1