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githubGitHub Advisory DatabaseGHSA-HQ6Q-C2X6-HMCH
HistoryNov 14, 2023 - 9:31 p.m.

Kubernetes Improper Input Validation vulnerability

2023-11-1421:31:03
CWE-20
GitHub Advisory Database
github.com
14
kubernetes
windows
privilege escalation
vulnerability
in-tree storage plugin

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

35.5%

A security issue was discovered in Kubernetes where a user that can create pods and persistent volumes on Windows nodes may be able to escalate to admin privileges on those nodes. Kubernetes clusters are only affected if they are using an in-tree storage plugin for Windows nodes.

Affected configurations

Vulners
Node
k8s.iokubernetesRange<1.25.16
OR
k8s.iokubernetesRange<1.26.11
OR
k8s.iokubernetesRange<1.27.8
OR
k8s.iokubernetesRange<1.28.4

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

35.5%