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

Summary

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.

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
.