Vulnerability Details CVE-2021-25746
A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use .metadata.annotations in an Ingress object (in the networking.k8s.io or extensions API group) to obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.8%
CVSS Severity
CVSS v3 Score 7.6
CVSS v2 Score 5.5
References
- https://github.com/kubernetes/ingress-nginx/issues/8503
- https://groups.google.com/g/kubernetes-security-announce/c/hv2-SfdqcfQ
- https://security.netapp.com/advisory/ntap-20220609-0006/
- https://github.com/kubernetes/ingress-nginx/issues/8503
- https://groups.google.com/g/kubernetes-security-announce/c/hv2-SfdqcfQ
- https://security.netapp.com/advisory/ntap-20220609-0006/
Products affected by CVE-2021-25746
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cpe:2.3:a:kubernetes:ingress-nginx:-
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cpe:2.3:a:kubernetes:ingress-nginx:0.10.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.10.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.10.2
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cpe:2.3:a:kubernetes:ingress-nginx:0.11.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.12.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.13.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.14.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.15.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.16.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.16.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.16.2
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cpe:2.3:a:kubernetes:ingress-nginx:0.17.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.17.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.18.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.19.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.20.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.21.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.22.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.23.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.24.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.24.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.25.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.25.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.26.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.26.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.26.2
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cpe:2.3:a:kubernetes:ingress-nginx:0.27.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.27.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.28.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.29.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.30.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.31.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.31.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.32.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.33.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.34.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.34.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.35.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.40.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.40.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.40.2
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cpe:2.3:a:kubernetes:ingress-nginx:0.41.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.41.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.41.2
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cpe:2.3:a:kubernetes:ingress-nginx:0.42.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.43.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.44.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.45.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.46.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.47.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.48.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.49.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.49.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.49.2
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cpe:2.3:a:kubernetes:ingress-nginx:0.49.3
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cpe:2.3:a:kubernetes:ingress-nginx:0.9.0
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cpe:2.3:a:kubernetes:ingress-nginx:0.9.1
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cpe:2.3:a:kubernetes:ingress-nginx:0.9.2
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cpe:2.3:a:kubernetes:ingress-nginx:0.9.3
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cpe:2.3:a:kubernetes:ingress-nginx:0.9.4
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cpe:2.3:a:kubernetes:ingress-nginx:0.9.5
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cpe:2.3:a:kubernetes:ingress-nginx:0.9.6
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cpe:2.3:a:kubernetes:ingress-nginx:1.0.0
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cpe:2.3:a:kubernetes:ingress-nginx:1.0.1
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cpe:2.3:a:kubernetes:ingress-nginx:1.0.2
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cpe:2.3:a:kubernetes:ingress-nginx:1.0.3
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cpe:2.3:a:kubernetes:ingress-nginx:1.0.4