Security advisory

{
  "id": "57c12cc92ece73fb56282b04e7dcc7538f58724af082881686b3fd3c5dd71a83",
  "url": "https://osv.dev/vulnerability/CVE-2020-25201",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-25201",
    "summary": "HashiCorp Consul Enterprise version 1.7.0 up to 1.8.4 includes a namespace replication bug which can be triggered to cause denial of service via infinite Raft writes. Fixed in 1.7.9 and 1.8.5.",
    "evidence": "osv:CVE-2020-25201",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-25201",
      "aliases": [
        "BIT-consul-2020-25201",
        "CVE-2020-25201",
        "GHSA-496g-fr33-whrf",
        "GO-2024-2501"
      ],
      "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/hashicorp/consul",
              "type": "GIT",
              "events": [
                {
                  "introduced": "95fb95bfe643d7886c4fb2d9f3afe1977d31cfec"
                },
                {
                  "last_affected": "12b16df320052414244659e4dadda078f67849ed"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "1.7.0"
                      },
                      {
                        "last_affected": "1.8.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.8.4",
            "api/v1.7.0",
            "v1.8.3",
            "sdk/v0.6.0",
            "v1.8.0-beta2",
            "v1.8.0-beta1",
            "v1.7.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-25201.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:52.477879293Z",
      "provider": "osv",
      "references": [
        "https://github.com/hashicorp/consul/blob/master/CHANGELOG.md#185-october-23-2020",
        "https://security.gentoo.org/glsa/202208-09",
        "https://www.hashicorp.com/blog/category/consul"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-25201",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383984,
  "published_at": "2020-11-04T23:15:11.923+00:00"
}