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CVE-2020-8554

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CVE-2020-8554

Published: Jan 21, 2021

Modified: Jun 1, 2026

PUBLISHED

CVSS v3.1

6.3

MEDIUM

Description

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status (which is considered a privileged operation and should not typically be granted to users) of a LoadBalancer service can set the status.loadBalancer.ingress.ip to similar effect.

VendorProductVersions

Kubernetes

Kubernetes

affected
0 - < *

Weaknesses (CWE)

CWE-283

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

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