{
  "schema_version": "1.4.0",
  "id": "GHSA-h828-v5pv-33qx",
  "modified": "2025-03-07T21:32:14Z",
  "published": "2023-03-03T18:30:27Z",
  "aliases": [
    "CVE-2022-2837"
  ],
  "summary": "coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints",
  "details": "A flaw was found in coreDNS. This flaw allows a malicious user to redirect traffic intended for external top-level domains (TLD) to a pod they control by creating projects and namespaces that match the TLD.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/coredns/coredns"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.9.3"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-2837"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2118543"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/coredns/coredns"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-601",
      "CWE-923"
    ],
    "severity": "MODERATE",
    "github_reviewed": true,
    "github_reviewed_at": "2023-03-06T21:43:07Z",
    "nvd_published_at": "2023-03-03T16:15:00Z"
  }
}