GitHub Advisoryadvisory · Go

GHSA-9cwv-cppx-mqjm Improper Authentication in Capsule Proxy

HIGH Published 2022-02-23 Modified 2022-02-25 Official page ↗
Aliases
CVE-2022-23652
Ecosystem
Go
Packages
github.com/clastix/capsule-proxy
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-287
Reviewed
2022-02-23

Affected packages

• Go github.com/clastix/capsule-proxy: < 0.2.1 → fixed in 0.2.1

Description

Impact Using a malicious `Connection` header, an attacker with a proper authentication mechanism could start a privilege escalation towards the Kubernetes API Server, being able to exploit the `cluster-admin` Role bound to `capsule-proxy`. Patches Patch has been merged in the v0.2.1 release. Workarounds Upgrading is mandatory.

Related

Alias · CVE (1)

  • CVE-2022-23652 capsule-proxy is a reverse proxy for Capsule Operator which provides multi-tenancy in Kubernetes. vulnerability

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References