{
  "schema_version": "1.4.0",
  "id": "GHSA-xrpw-hmf5-ch3x",
  "modified": "2024-03-21T03:33:56Z",
  "published": "2022-05-24T17:34:03Z",
  "aliases": [
    "CVE-2020-28349"
  ],
  "details": "** DISPUTED ** An inaccurate frame deduplication process in ChirpStack Network Server 3.9.0 allows a malicious gateway to perform uplink Denial of Service via malformed frequency attributes in CollectAndCallOnceCollect in internal/uplink/collect.go. NOTE: the vendor's position is that there are no \"guarantees that allowing untrusted LoRa gateways to the network should still result in a secure network.\"",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-28349"
    },
    {
      "type": "WEB",
      "url": "https://github.com/brocaar/chirpstack-network-server/commit/874fc1a9b01045ebe8a340f0bb01ed19e8256e60"
    },
    {
      "type": "WEB",
      "url": "https://github.com/brocaar/chirpstack-network-server/commit/f996bb0c6c85281b5658f59ff09db1b4a73db453"
    },
    {
      "type": "WEB",
      "url": "https://www.cyberark.com/resources/threat-research-blog/lorawan-mqtt-what-to-know-when-securing-your-iot-network"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-11-09T01:15:00Z"
  }
}