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OpenAdvisories
Medium · 5.9 CVE-2020-8553 EUVD-2022-4162GHSA-hhpm-74pm-hf35

Kubernetes ingress-nginx Compromise of auth via subset/superset namespace names

Published Jul 29, 2020 · Updated Aug 4, 2024 · Assigned by kubernetes

Description

The Kubernetes ingress-nginx component prior to version 0.28.0 allows a user with the ability to create namespaces and to read and create ingress objects to overwrite the password file of another ingress which uses nginx.ingress.kubernetes.io/auth-type: basic and which has a hyphenated namespace or secret name.

Affected products

VendorProductAffectedFixed
Kubernetes ingress-nginx unspecified – < 0.28.0 0.28.0

Affected packages

EcosystemPackageAffectedFixedRecord
Go k8s.io/ingress-nginx < 0.28.0 0.28.0 GHSA-hhpm-74pm-hf35

References