CVE-2022-46167 — Capsule is a multi-tenancy and policy-based framework for Kubernetes
Capsule is a multi-tenancy and policy-based framework for Kubernetes. Prior to version 0.1.3, a ServiceAccount deployed in a Tenant Namespace, when granted with `PATCH` capabilities on its own Namespace, is able to edit it and remove the Owner Reference, breaking the reconciliati
Published
2022-12-02T18:22:21.817Z
Last modified
2025-04-23T16:32:56.226Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
01What is this vulnerability?
Capsule is a multi-tenancy and policy-based framework for Kubernetes. Prior to version 0.1.3, a ServiceAccount deployed in a Tenant Namespace, when granted with `PATCH` capabilities on its own Namespace, is able to edit it and remove the Owner Reference, breaking the reconciliation of the Capsule Operator and removing all the enforcement like Pod Security annotations, Network Policies, Limit…
02Affected products
| Vendor | Product | Versions |
|---|
| clastix | capsule | < 0.1.3 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2022-12-02T18:22:21.817Z
- Last modified: 2025-04-23T16:32:56.226Z
09References
- github.com — https://github.com/clastix/capsule/security/advisories/GHSA-x45c-cvp8-q4fm
- github.com — https://github.com/clastix/capsule/commit/1df430e71be8c4778c82eca3459978ad7d0b4b…
- github.com — https://github.com/clastix/capsule/commit/75525ac19254b0c5111e34d7985e2be7bc8b1a…
- github.com — https://github.com/clastix/capsule/releases/tag/v0.1.3
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