Security advisory

{
  "id": "9862247af724051ab4949c65c3bfe40f76079f8b17be8fe4157cdfb5b82ab30d",
  "url": "https://osv.dev/vulnerability/CVE-2018-19786",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-19786",
    "summary": "HashiCorp Vault before 1.0.0 writes the master key to the server log in certain unusual or misconfigured scenarios in which incorrect data comes from the autoseal mechanism without an error being reported.",
    "evidence": "osv:CVE-2018-19786",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-19786",
      "aliases": [
        "CVE-2018-19786"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hashicorp/vault",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "c19cef14891751a23eaa9b41fd456d1f99e7e856"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.0.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.10.2",
            "v1.0.0-rc1",
            "v1.0.0-beta2",
            "v1.0.0-beta1",
            "v0.11.2",
            "v0.11.1",
            "v0.11.0",
            "v0.11.0-beta1",
            "v0.10.4",
            "v0.10.3",
            "v0.10.1",
            "v0.10.0",
            "v0.10.0-rc1",
            "v0.9.6",
            "v0.9.5",
            "v0.9.4",
            "v0.9.2",
            "v0.9.1",
            "v0.9.0",
            "v0.8.3",
            "v0.8.2",
            "v0.8.1",
            "v0.8.0",
            "v0.8.0-rc1",
            "v0.8.0-beta1",
            "v0.7.3",
            "v0.7.2",
            "v0.7.1",
            "v0.6.5",
            "v0.7.0",
            "v0.7.0-beta1",
            "v0.6.4",
            "v0.6.3",
            "v0.6.2",
            "v0.6.1",
            "v0.6.1-rc3",
            "v0.6.1-rc2",
            "v0.6.1-rc1",
            "v0.6.0-rebuild",
            "v0.6.0",
            "v0.6.0-rc1",
            "v0.5.2",
            "v0.6.0-beta2",
            "v0.6.0-beta1",
            "v0.5.1",
            "v0.5.0",
            "v0.5.0-rc2",
            "v0.5.0-rc1.2",
            "v0.5.0-rc1.1",
            "v0.5.0-rc1",
            "v0.4.0",
            "v0.4.0-rc1",
            "v0.3.1",
            "v0.3.0",
            "v0.3.0-rc",
            "v0.2.0",
            "v0.2.0.rc1",
            "v0.1.2",
            "v0.1.1",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19786.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:07.830567809Z",
      "provider": "osv",
      "references": [
        "https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#100-december-3rd-2018"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-19786",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381315,
  "published_at": "2018-12-05T09:29:00.257+00:00"
}