CVE-2022-47633

An image signature validation bypass vulnerability in Kyverno 1.8.3 and 1.8.4 allows a malicious image registry (or a man-in-the-middle attacker) to inject unsigned arbitrary container images into a protected Kubernetes cluster. This is fixed in 1.8.5. This has been fixed in 1.8.5 and mitigations are available for impacted releases.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
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CVEADP
---
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CISA-ADPADP
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 17%
VendorProductVersion
kyvernokyverno
1.8.3
kyvernokyverno
1.8.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/kyverno/kyverno/compare/v1.8.4...v1.8.5
https://github.com/kyverno/kyverno/pull/5713
https://github.com/kyverno/kyverno/releases/tag/v1.8.5
https://github.com/kyverno/kyverno/security/advisories/GHSA-m3cq-xcx9-3gvm
https://kyverno.io/docs/writing-policies/verify-images/
https://github.com/kyverno/kyverno/compare/v1.8.4...v1.8.5
https://github.com/kyverno/kyverno/pull/5713
https://github.com/kyverno/kyverno/releases/tag/v1.8.5
https://github.com/kyverno/kyverno/security/advisories/GHSA-m3cq-xcx9-3gvm
https://kyverno.io/docs/writing-policies/verify-images/