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

4.9MEDIUM

Key Information:

Vendor

Kubernetes
Status
Kubernetes Secrets Store Csi Driver
Vendor
CVE Published:
21 January 2021

What is CVE-2020-8567?

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.

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Deploy the Patch

Affected Version(s)

Kubernetes Secrets Store CSI Driver Vault Plugin

Kubernetes Secrets Store CSI Driver Azure Plugin

Kubernetes Secrets Store CSI Driver GCP Plugin

References

https://groups.google.com/g/kubernetes-secrets-store-csi-...
x_refsource_MISC
https://github.com/kubernetes-sigs/secrets-store-csi-driv...
x_refsource_MISC

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Tommy Murphy of Google
JSON
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