{
  "schema_version": "1.4.0",
  "id": "GHSA-mp42-p5v3-r5p6",
  "modified": "2022-05-24T19:18:51Z",
  "published": "2022-05-24T19:18:51Z",
  "aliases": [
    "CVE-2021-34593"
  ],
  "details": "In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing the PLC.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-34593"
    },
    {
      "type": "WEB",
      "url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download="
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Oct/64"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-755"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-10-26T10:15:00Z"
  }
}