{
  "id": "cve-2023-23397",
  "cveID": "CVE-2023-23397",
  "vendor": "Microsoft",
  "product": "Office",
  "vulnerabilityName": "Microsoft Office Outlook Privilege Escalation Vulnerability",
  "shortDescription": "Microsoft Office Outlook contains a privilege escalation vulnerability that allows for a NTLM Relay attack against another service to authenticate as the user.",
  "requiredAction": "Apply updates per vendor instructions.",
  "dateAdded": "2023-03-14",
  "dueDate": "2023-04-04",
  "knownRansomware": false,
  "cwes": [
    "CWE-294"
  ],
  "notes": "https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-23397, https://msrc.microsoft.com/blog/2023/03/microsoft-mitigates-outlook-elevation-of-privilege-vulnerability/, ;  https://nvd.nist.gov/vuln/detail/CVE-2023-23397",
  "sources": [
    {
      "label": "NVD",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-23397"
    },
    {
      "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/vulnerability/CVE-2023-23397"
    },
    {
      "label": "msrc.microsoft.com",
      "url": "https://msrc.microsoft.com/blog/2023/03/microsoft-mitigates-outlook-elevation-of-privilege-vulnerability/"
    },
    {
      "label": "nvd.nist.gov",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-23397"
    }
  ],
  "cvss": {
    "score": 9.8,
    "severity": "CRITICAL",
    "version": "3.1",
    "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  },
  "epss": {
    "score": 0.97408,
    "percentile": 0.99895
  },
  "timeline": [
    {
      "date": "2023-03-14",
      "event": "Added to the CISA KEV catalog"
    },
    {
      "date": "2023-04-04",
      "event": "CISA remediation due date (BOD 22-01)"
    }
  ],
  "status": "past due"
}