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CVE-2020-8570

CRITICALCVSS 9.1/10EPSS 3.55%

Last modified

CVE-2020-8570 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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.. EPSS estimates a 3.55% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS Probability
3.55%

87.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
KubernetesJava< 9.0.2
KubernetesJava>= 10.0.0, < 10.0.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-8570?
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.
How severe is CVE-2020-8570?
CVE-2020-8570 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 3.55% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8570?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST