{
  "cvss": 9.8,
  "datePublished": "2023-05-25T00:00:00Z",
  "dateUpdated": "2023-05-25T00:00:00Z",
  "description": "Zyxel ATP, USG FLEX, VPN, and ZyWALL/USG firewalls allow for improper error message handling which could allow an unauthenticated attacker to execute OS commands remotely by sending crafted packets to an affected device.",
  "dueDate": "2023-06-21T00:00:00Z",
  "id": "CVE-2023-28771",
  "kev_catalogs": [
    "vulncheck"
  ],
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Multiple Firewalls",
  "requiredAction": "Apply updates per vendor instructions.",
  "severity": "CRITICAL",
  "source": "vulncheck_kev",
  "title": "Zyxel Multiple Firewalls OS Command Injection Vulnerability",
  "vendor": "Zyxel"
}