Security advisory

{
  "id": "e312fe07b97273a2c54c77028761d002062279049edd675116f7bc9c65cd713b",
  "url": "https://osv.dev/vulnerability/CVE-2018-19167",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-19167",
    "summary": "CloakCoin through 2.2.2.0 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.",
    "evidence": "osv:CVE-2018-19167",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-19167",
      "aliases": [
        "CVE-2018-19167"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/cloakproject/cloakcoin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "9f84d3af472592ef96ff9db83a32dd97a52d8653"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:cloakcoin:cloakcoin:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.2.2.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.2.2.0",
            "2.2.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19167.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:45.295895231Z",
      "provider": "osv",
      "references": [
        "https://medium.com/%40dsl_uiuc/fake-stake-attacks-on-chain-based-proof-of-stake-cryptocurrencies-b8b05723f806"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-19167",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 436085,
  "published_at": "2019-11-05T21:15:13.103+00:00"
}