Security advisory

{
  "id": "0deb316973598620d17b21572912b003bf73c92936107cc8601eea092fda01c6",
  "url": "https://osv.dev/vulnerability/CVE-2018-11548",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-11548",
    "summary": "An issue was discovered in EOS.IO DAWN 4.2. plugins/net_plugin/net_plugin.cpp does not limit the number of P2P connections from the same source IP address.",
    "evidence": "osv:CVE-2018-11548",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-11548",
      "aliases": [
        "CVE-2018-11548"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/eosio/eos",
              "type": "GIT",
              "events": [
                {
                  "introduced": "00c7869743564fc2a314861bf2ac973bb27adc6b"
                },
                {
                  "last_affected": "00c7869743564fc2a314861bf2ac973bb27adc6b"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:block:eos:dawn-4.2.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "dawn-4.2.0"
                      },
                      {
                        "last_affected": "dawn-4.2.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "dawn-4.2.0",
            "dawn-v4.2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-11548.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:17.527632008Z",
      "provider": "osv",
      "references": [
        "https://github.com/EOSIO/eos/issues/3497"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-11548",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381492,
  "published_at": "2018-05-29T21:29:00.457+00:00"
}