{
  "schema_version": "1.4.0",
  "id": "GHSA-r849-hjqv-324f",
  "modified": "2022-05-13T01:52:41Z",
  "published": "2022-05-13T01:52:41Z",
  "aliases": [
    "CVE-2018-4838"
  ],
  "details": "A vulnerability has been identified in EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module DNP3 variant (All versions < V1.04), EN100 Ethernet module PROFINET IO variant (All versions), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions < V1.22). The web interface (TCP/80) of affected devices allows an unauthenticated user to upgrade or downgrade the firmware of the device, including to older versions with known vulnerabilities.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-4838"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-845879.pdf"
    },
    {
      "type": "WEB",
      "url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-067-01"
    },
    {
      "type": "WEB",
      "url": "https://www.securityfocus.com/bid/103379"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-306"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-03-08T17:29:00Z"
  }
}