CVE-2023-42814 is a denial-of-service vulnerability affecting Kyverno, a Kubernetes policy engine, specifically within its Notary verifier component. An attacker with control over the registry used by Kyverno to fetch attestations could send a malicious response, causing Kyverno to crash and block admission requests. Rated as Medium severity (CVSS 5.3), exploitation requires high attack complexity and user interaction, but results in high availability impact. This vulnerability primarily affects users building Kyverno from source (v1.11.0 and later) and is not present in official releases. There are no known exploits in the wild, nor any public exploit code or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.11.0CPE matchmatch criteria | cpe:2.3:a:nirmata:kyverno:1.11.0:-:*:*:*:go:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
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