{
  "schema_version": "1.4.0",
  "id": "GHSA-w7fh-c4r8-v8g4",
  "modified": "2022-05-24T17:20:38Z",
  "published": "2022-05-24T17:20:38Z",
  "aliases": [
    "CVE-2020-14199"
  ],
  "details": "BIP-143 in the Bitcoin protocol specification mishandles the signing of a Segwit transaction, which allows attackers to trick a user into making two signatures in certain cases, potentially leading to a huge transaction fee. NOTE: this affects all hardware wallets. It was fixed in 1.9.1 for the Trezor One and 2.3.1 for the Trezor Model T.",
  "severity": [],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-14199"
    },
    {
      "type": "WEB",
      "url": "https://blog.trezor.io/details-of-firmware-updates-for-trezor-one-version-1-9-1-and-trezor-model-t-version-2-3-1-1eba8f60f2dd"
    }
  ],
  "database_specific": {
    "cwe_ids": [],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-06-16T18:15:00Z"
  }
}