High severityNVD Advisory· Published Jan 21, 2021· Updated Sep 16, 2024
Kubernetes Java client libraries unvalidated path traversal in Copy implementation
CVE-2020-8570
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
io.kubernetes:client-javaMaven | < 9.0.2 | 9.0.2 |
io.kubernetes:client-javaMaven | >= 10.0.0, < 10.0.1 | 10.0.1 |
Affected products
2- Kubernetes/Kubernetes Java Clientv5Range: all versions prior to 9.0
Patches
Vulnerability mechanics
Generated on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
14- github.com/advisories/GHSA-cghx-9gcr-r42xghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2020-8570ghsaADVISORY
- github.com/kubernetes-client/java/commit/858316ae8bc1145005a0310e1f65f95d2389a589ghsaWEB
- github.com/kubernetes-client/java/issues/1491ghsax_refsource_MISCWEB
- github.com/kubernetes-client/java/pull/1450ghsaWEB
- groups.google.com/g/kubernetes-security-announce/c/sd5h73sFPrgghsax_refsource_MISCWEB
- lists.apache.org/thread.html/r0c76b3d0be348f788cd947054141de0229af00c540564711e828fd40%40%3Ccommits.druid.apache.org%3Emitremailing-listx_refsource_MLIST
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