{
  "schema_version": "1.4.0",
  "id": "GHSA-g22q-gmqw-xvw4",
  "modified": "2022-05-24T17:01:17Z",
  "published": "2022-05-24T17:01:17Z",
  "aliases": [
    "CVE-2019-15801"
  ],
  "details": "An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. The firmware image contains encrypted passwords that are used to authenticate users wishing to access a diagnostics or password-recovery menu. Using the hardcoded cryptographic key found elsewhere in the firmware, these passwords can be decrypted. This is related to fds_sys_passDebugPasswd_ret() and fds_sys_passRecoveryPasswd_ret() in libfds.so.0.0.",
  "severity": [],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-15801"
    },
    {
      "type": "WEB",
      "url": "https://jasper.la/exploring-zyxel-gs1900-firmware-with-ghidra.html"
    },
    {
      "type": "WEB",
      "url": "https://www.zyxel.com/support/gs1900-switch-vulnerabilities.shtml"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-522"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-11-14T21:15:00Z"
  }
}