# CVE-2015-5303: OpenStack TripleO Heat templates spoof metadata requests

Source: https://junglewise.ai/threats/cve-2015-5303-openstack-tripleo-heat-templates-spoof-metadata-requests  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2016-04-11  
License: CC BY 4.0 with a link back

CVE-2015-5303 · Severity: low · CVSS 3 · Published 2016-04-11

The TripleO Heat templates (tripleo-heat-templates), when deployed via the commandline interface, allow remote attackers to spoof OpenStack Networking metadata requests by leveraging knowledge of the default value of the NeutronMetadataProxySharedSecret parameter.

Technologies: [tripleo-heat-templates (PyPI)](https://junglewise.ai/threats/technologies/tripleo-heat-templates). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2015-5303 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2015-5303 being exploited in the wild.

**How severe is CVE-2015-5303?** Low severity, with a CVSS score of 3, published 11 April 2016.

**Which products and versions are affected?** tripleo-heat-templates (PyPI) ECOSYSTEM:introduced=0,fixed=0.8.10, ECOSYSTEM:introduced=0,fixed=0.8.9.

**Is there a fix for CVE-2015-5303?** Yes. tripleo-heat-templates (PyPI): upgrade to 0.8.10, 0.8.9 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2015-5303?** Check whether you run tripleo-heat-templates (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- tripleo-heat-templates (PyPI): upgrade to 0.8.10, 0.8.9 or later

  ```sh
  pip install "tripleo-heat-templates>=0.8.10"
  ```


## Affected products

- tripleo-heat-templates (PyPI) ECOSYSTEM:introduced=0,fixed=0.8.10, ECOSYSTEM:introduced=0,fixed=0.8.9

## Identifiers

- CVE-2015-5303
- GHSA-m94p-8942-pm49
- PYSEC-2016-35

## Related threats

- [PYSEC-2026-754 - Openstack tripleo-heat-templates unauthenticated file access](https://junglewise.ai/threats/cve-2017-12155-openstack-tripleo-heat-templates-unauthenticated-file-access)
- [PYSEC-2026-753 - Exposure of Sensitive Information to an Unauthorized Actor in OpenStack tripleo-heat-templates](https://junglewise.ai/threats/cve-2021-4180-exposure-of-sensitive-information-to-an-unauthorized-actor-in)
- [PYSEC-2018-102 - A vulnerability was found in openstack-tripleo-heat-templates before version 8.0.2-40. When deployed…](https://junglewise.ai/threats/cve-2018-10898-pysec-2018-102-a-vulnerability-was-found-in-openstack-tripleo)
- [TripleO Heat templates might allow remote attackers to obtain sensitive information from private containers](https://junglewise.ai/threats/cve-2015-5271-tripleo-heat-templates-might-allow-remote-attackers-to-obtain)