{
  "cvss": 7.8,
  "datePublished": "2024-03-04",
  "dateUpdated": "2024-03-04",
  "description": "Microsoft Windows Kernel contains an exposed IOCTL with insufficient access control vulnerability within the IOCTL (input and output control) dispatcher in appid.sys that allows a local attacker to achieve privilege escalation.",
  "dueDate": "2024-03-25",
  "id": "CVE-2024-21338",
  "kev_catalogs": [
    "cisa"
  ],
  "knownRansomwareCampaignUse": "Known",
  "notes": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21338; https://nvd.nist.gov/vuln/detail/CVE-2024-21338",
  "product": "Windows",
  "requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
  "severity": "HIGH",
  "source": "cisa_known_exploited",
  "title": "Microsoft Windows Kernel Exposed IOCTL with Insufficient Access Control Vulnerability",
  "vendor": "Microsoft"
}