CVE-2022-23652

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Summary

CVECVE-2022-23652
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-02-22 20:15:00 UTC
Updated2022-03-01 20:08:00 UTC
Descriptioncapsule-proxy is a reverse proxy for Capsule Operator which provides multi-tenancy in Kubernetes. In versions prior to 0.2.1 an attacker with a proper authentication mechanism may use a malicious `Connection` header to start a privilege escalation attack towards the Kubernetes API Server. This vulnerability allows for an exploit of the `cluster-admin` Role bound to `capsule-proxy`. There are no known workarounds for this issue.

Risk And Classification

Problem Types: CWE-287

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Clastix Capsule-proxy All All All All

References

ReferenceSourceLinkTags
Privilege escalation vulnerability via malicious "Connection" header · Issue #188 · clastix/capsule-proxy · GitHub MISC github.com
bug: cve exploiting malicious connection header · clastix/capsule-proxy@efe91f6 · GitHub MISC github.com
Privilege escalation using hop-by-hop Connection header · Advisory · clastix/capsule-proxy · GitHub CONFIRM github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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