{
  "id": "cve-2023-44487",
  "cveID": "CVE-2023-44487",
  "vendor": "IETF",
  "product": "HTTP/2",
  "vulnerabilityName": "HTTP/2 Rapid Reset Attack Vulnerability",
  "shortDescription": "HTTP/2 contains a rapid reset vulnerability that allows for a distributed denial-of-service attack (DDoS).",
  "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": "2023-10-10",
  "dueDate": "2023-10-31",
  "knownRansomware": false,
  "cwes": [
    "CWE-400"
  ],
  "notes": "This vulnerability affects a common open-source component, third-party library, or protocol used by different products. For more information, please see: HTTP/2 Rapid Reset Vulnerability, CVE-2023-44487 | CISA: https://www.cisa.gov/news-events/alerts/2023/10/10/http2-rapid-reset-vulnerability-cve-2023-44487; https://blog.cloudflare.com/technical-breakdown-http2-rapid-reset-ddos-attack/;  https://nvd.nist.gov/vuln/detail/CVE-2023-44487",
  "sources": [
    {
      "label": "NVD",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-44487"
    },
    {
      "label": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
    },
    {
      "label": "cisa.gov",
      "url": "https://www.cisa.gov/news-events/alerts/2023/10/10/http2-rapid-reset-vulnerability-cve-2023-44487"
    },
    {
      "label": "blog.cloudflare.com",
      "url": "https://blog.cloudflare.com/technical-breakdown-http2-rapid-reset-ddos-attack/"
    },
    {
      "label": "nvd.nist.gov",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-44487"
    }
  ],
  "cvss": {
    "score": 7.5,
    "severity": "HIGH",
    "version": "3.1",
    "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
  },
  "epss": {
    "score": 0.99999,
    "percentile": 0.99999
  },
  "timeline": [
    {
      "date": "2023-10-10",
      "event": "Added to the CISA KEV catalog"
    },
    {
      "date": "2023-10-31",
      "event": "CISA remediation due date (BOD 22-01)"
    }
  ],
  "status": "past due"
}