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CVE-2022-47633

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Date: December 23, 2022

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.

Language: Go

Severity Score

Related Resources (7)

https://github.com/kyverno/kyverno/pull/5713
https://kyverno.io/docs/writing-policies/verify-images/
https://github.com/kyverno/kyverno/security/advisories/GHSA-m3cq-xcx9-3gvm
https://github.com/kyverno/kyverno/releases/tag/v1.8.5
https://nvd.nist.gov/vuln/detail/CVE-2022-47633
https://github.com/kyverno/kyverno/compare/v1.8.4...v1.8.5
https://www.mend.io/vulnerability-database/CVE-2022-47633

Severity Score

Weakness Type (CWE)

Authentication Issues

CWE-287

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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