{
  "id": "CVE-2021-29241",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-05-03T14:15:07.633",
  "lastModified": "2022-04-01T15:26:04.663",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "CODESYS Gateway 3 before 3.5.16.70 has a NULL pointer dereference that may result in a denial of service (DoS)."
    },
    {
      "lang": "es",
      "value": "CODESYS Gateway versiones 3 anteriores a 3.5.16.70 tiene una derivaci\u00f3n de puntero NULL que puede resultar en una denegaci\u00f3n de servicio (DoS)"
    }
  ],
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        "type": "Primary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
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          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
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        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "value": "CWE-476"
        }
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      "url": "https://customers.codesys.com/index.php",
      "source": "cve@mitre.org",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
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      "source": "cve@mitre.org",
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      "source": "cve@mitre.org",
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}