{
  "schema_version": "1.4.0",
  "id": "GHSA-jjq4-78fg-7j7h",
  "modified": "2022-05-24T19:01:30Z",
  "published": "2022-05-24T19:01:30Z",
  "aliases": [
    "CVE-2021-31616"
  ],
  "details": "Insufficient length checks in the ShapeShift KeepKey hardware wallet firmware before 7.1.0 allow a stack buffer overflow via crafted messages. The overflow in ethereum_extractThorchainSwapData() in ethereum.c can circumvent stack protections and lead to code execution. The vulnerable interface is reachable remotely over WebUSB.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-31616"
    },
    {
      "type": "WEB",
      "url": "https://github.com/keepkey/keepkey-firmware/commit/e49d45594002d4d3fbc1f03488e6dfc0a0a65836"
    },
    {
      "type": "WEB",
      "url": "https://blog.inhq.net/posts/keepkey-CVE-2021-31616"
    },
    {
      "type": "WEB",
      "url": "https://github.com/keepkey/keepkey-firmware/releases/tag/v7.1.0"
    },
    {
      "type": "WEB",
      "url": "https://shapeshift.com/library/keepkey-important-update-issued-april-4-required"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120",
      "CWE-787"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-05-06T13:15:00Z"
  }
}