{
  "id": "cve-2025-33073",
  "cveID": "CVE-2025-33073",
  "vendor": "Microsoft",
  "product": "Windows",
  "vulnerabilityName": "Microsoft Windows SMB Client Improper Access Control Vulnerability",
  "shortDescription": "Microsoft Windows SMB Client contains an improper access control vulnerability that could allow for privilege escalation. An attacker could execute a specially crafted malicious script to coerce the victim machine to connect back to the attack system using SMB and authenticate.",
  "requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
  "dateAdded": "2025-10-20",
  "dueDate": "2025-11-10",
  "knownRansomware": false,
  "cwes": [
    "CWE-284"
  ],
  "notes": "https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-33073 ; https://nvd.nist.gov/vuln/detail/CVE-2025-33073",
  "sources": [
    {
      "label": "NVD",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-33073"
    },
    {
      "label": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
    },
    {
      "label": "msrc.microsoft.com",
      "url": "https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-33073"
    },
    {
      "label": "nvd.nist.gov",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-33073"
    }
  ],
  "cvss": {
    "score": 8.8,
    "severity": "HIGH",
    "version": "3.1",
    "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
  },
  "epss": {
    "score": 0.80489,
    "percentile": 0.99597
  },
  "timeline": [
    {
      "date": "2025-10-20",
      "event": "Added to the CISA KEV catalog"
    },
    {
      "date": "2025-11-10",
      "event": "CISA remediation due date (BOD 22-01)"
    }
  ],
  "status": "past due"
}