Vulnerability DatabaseCVE-2020-8567
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CVE-2020-8567
January 21, 2021
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.
Related Resources (7)
https://github.com/advisories/GHSA-2v35-wj4r-rcmv
https://github.com/GoogleCloudPlatform/secrets-store-csi-driver-provider-gcp/pull/74
https://github.com/Azure/secrets-store-csi-driver-provider-azure/pull/298
https://groups.google.com/g/kubernetes-secrets-store-csi-driver/c/BI2qisiNXHY
https://github.com/hashicorp/secrets-store-csi-driver-provider-vault/pull/50
https://nvd.nist.gov/vuln/detail/CVE-2020-8567
https://github.com/kubernetes-sigs/secrets-store-csi-driver/issues/384
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CVSS v4
Base Score:
2.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
LOW
Subsequent System Availability
LOW
CVSS v3
Base Score:
4.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
CVSS v2
Base Score:
4
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Weakness Type (CWE)
Path Traversal: '../filedir'
CWE-24
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWE-22
EPSS
Base Score:
0.15