{
  "cveId": "CVE-2023-4540",
  "url": "https://patchblox.com/security/cve/CVE-2023-4540",
  "summary": "CVE-2023-4540 is fixed in lua-http on 1 platform, first by DEBIAN-CVE-2023-4540, released September 5, 2023. It is not reported as exploited. Patch Radar priority: High.",
  "title": "lua-http: Improper Handling of Exceptional Conditions vulnerability in Daurnimator lua-http library allows Excessive Allocation...",
  "description": "Improper Handling of Exceptional Conditions vulnerability in Daurnimator lua-http library allows Excessive Allocation and a denial of service (DoS) attack to be executed by sending a properly crafted request to the server.  Such a request causes the program to enter an infinite loop.   This issue affects lua-http: all versions before commit ddab283.",
  "published": "2023-09-05T08:15:40Z",
  "severity": "high",
  "cvss": 7.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.0109,
  "epssPercentile": 0.65564,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "lua-http",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "0.4-2",
      "fix": "DEBIAN-CVE-2023-4540",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-4540",
      "released": "2023-09-05T08:15:40Z"
    },
    {
      "platform": "linux",
      "product": "lua-http",
      "release": "Debian 14",
      "fixedVersion": "0.4-2",
      "fix": "DEBIAN-CVE-2023-4540",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-4540",
      "released": "2023-09-05T08:15:40Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}