CVE-2020-8570

Kubernetes Java client libraries unvalidated path traversal in Copy implementation

Published Jan 21, 2021 CVSS 3.1 · 9.1 Critical EPSS 3.7% KEV · Not listed
Description
Kubernetes Java client libraries in version 10.0.0 and versions prior to 9.0.1 allow writes to paths outside of the current directory when copying multiple files from a remote pod which sends a maliciously crafted archive. This can potentially overwrite any files on the system of the process executing the client code.

Remediation

Vendor Solution

Upgrade to 9.0.2, 10.0.1 or 11.0.0 versions of the library.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-0501 Kubernetes Java client libraries in version 10.0.0 and versions prior to 9.0.1 allow writes to paths outside of the current directory when copying multiple files from a remote pod which sends a maliciously crafted archive. This can potentially overwrite any files on the system of the process executing the client code.
Github GHSA Github GHSA GHSA-cghx-9gcr-r42x Path Traversal in the Java Kubernetes Client
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
kubernetes
Published
Updated
Sep 16, 2024, 10:01 PM
Reserved
Feb 3, 2020, 12:00 AM
Status
Modified
Published
Jan 21, 2021, 5:15 PM
Modified
Jun 17, 2026, 3:26 AM
Severity
Moderate
Public date
Jan 12, 2021, 12:00 AM