ghsa-9cwv-cppx-mqjm
Vulnerability from github
Published
2022-02-23 21:17
Modified
2022-02-25 15:39
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
Improper Authentication in Capsule Proxy
Details

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.

Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/clastix/capsule-proxy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.2.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-23652"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-02-23T21:17:25Z",
    "nvd_published_at": "2022-02-22T20:15:00Z",
    "severity": "HIGH"
  },
  "details": "### Impact\n\nUsing 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`.\n\n### Patches\n\nPatch has been merged in the v0.2.1 release.\n\n### Workarounds\n\nUpgrading is mandatory.\n",
  "id": "GHSA-9cwv-cppx-mqjm",
  "modified": "2022-02-25T15:39:14Z",
  "published": "2022-02-23T21:17:25Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/clastix/capsule-proxy/security/advisories/GHSA-9cwv-cppx-mqjm"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23652"
    },
    {
      "type": "WEB",
      "url": "https://github.com/clastix/capsule-proxy/issues/188"
    },
    {
      "type": "WEB",
      "url": "https://github.com/clastix/capsule-proxy/commit/efe91f68ebf8a9e3d21491dc57da7b8a746415d8"
    },
    {
      "type": "WEB",
      "url": "https://github.com/clastix/capsule-proxy"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Improper Authentication in Capsule Proxy"
}


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