CVE-2022-23652

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Source

https://cve.org/CVERecord?id=CVE-2022-23652

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-23652.json

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2022-23652

Aliases

Published

2022-02-22T19:55:11Z

Modified

2026-10-22T10:34:52Z

Severity

8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

Privilege escalation using hop-by-hop Connection header

Details

capsule-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.

Database specific

{
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
        "CWE-287"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23652.json"
}

References

Affected packages

Git / github.com/projectcapsule/capsule-proxy

Affected ranges

Type

GIT

Repo

https://github.com/projectcapsule/capsule-proxy

Events

Introduced

Fixed

d85232c51624817909af86825fbc70c32e27be0e

Fixed

efe91f68ebf8a9e3d21491dc57da7b8a746415d8

Database specific

Show details

{
    "extracted_events": [
        {
            "cpe": "cpe:2.3:a:clastix:capsule-proxy:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "0"
                },
                {
                    "fixed": "0.2.1"
                }
            ],
            "source": "CPE_RANGE"
        },
        {
            "range": [
                {
                    "fixed": "efe91f68ebf8a9e3d21491dc57da7b8a746415d8"
                }
            ],
            "source": "REFERENCES_COMMIT"
        }
    ]
}

Affected versions

v0.*

v0.0.1

v0.0.2

v0.0.3

v0.0.4

v0.0.5

v0.1.0

v0.1.1

v0.2.0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-23652.json"