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CVE-2023-3893

Good to know:

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Date: November 3, 2023

A security issue was discovered in Kubernetes where a user that can create pods on Windows nodes running kubernetes-csi-proxy may be able to escalate to admin privileges on those nodes. Kubernetes clusters are only affected if they include Windows nodes running kubernetes-csi-proxy.

Language: Go

Severity Score

Related Resources (11)

https://security.netapp.com/advisory/ntap-20231221-0004/
https://security-tracker.debian.org/tracker/CVE-2023-3893
https://nvd.nist.gov/vuln/detail/CVE-2023-3893
https://groups.google.com/g/kubernetes-security-announce/c/lWksE2BoCyQ
https://github.com/kubernetes-csi/csi-proxy/commit/0e83a68159111e4ee510f5aa56d47ba97bda60c7
https://github.com/advisories/GHSA-r6cc-7wj7-gfx2
https://github.com/kubernetes-csi/csi-proxy
https://security.netapp.com/advisory/ntap-20231221-0004
https://github.com/kubernetes/kubernetes/issues/119594
https://github.com/kubernetes-csi/csi-proxy/commit/2523e6674dedf3de27f84235efec28555da24664
https://www.mend.io/vulnerability-database/CVE-2023-3893

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Insufficient Information

NVD-CWE-noinfo

Top Fix

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Upgrade Version

Upgrade to version github.com/kubernetes-csi/csi-proxy/v2 - v2.0.0-alpha.1;github.com/kubernetes-csi/csi-proxy - v1.1.3;github.com/kubernetes-csi/csi-proxy - v1.1.3;github.com/kubernetes-csi/csi-proxy - v0.0.0-20230821192013-2523e6674ded;github.com/kubernetes-csi/csi-proxy - v1.1.3-0.20230821192013-2523e6674ded

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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