CVE-2021-34581 (GCVE-0-2021-34581)
Vulnerability from cvelistv5
Published
2021-08-31 10:33
Modified
2024-09-17 00:42
CWE
  • CWE-772 - Missing Release of Resource after Effective Lifetime
Summary
Missing Release of Resource after Effective Lifetime vulnerability in OpenSSL implementation of WAGO 750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889 in versions FW4 up to FW15 allows an unauthenticated attacker to cause DoS on the device.
Impacted products
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:19:46.962Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://cert.vde.com/en-us/advisories/vde-2021-038"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889",
          "vendor": "WAGO",
          "versions": [
            {
              "lessThan": "All*",
              "status": "affected",
              "version": "FW4",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "These vulnerabilities were reported to WAGO by: Uwe Disch. Coordination done by CERT@VDE"
        }
      ],
      "datePublic": "2021-08-31T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Missing Release of Resource after Effective Lifetime vulnerability in OpenSSL implementation of WAGO 750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889 in versions FW4 up to FW15 allows an unauthenticated attacker to cause DoS on the device."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-772",
              "description": "CWE-772 Missing Release of Resource after Effective Lifetime",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-31T10:33:02",
        "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
        "shortName": "CERTVDE"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://cert.vde.com/en-us/advisories/vde-2021-038"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Update the device to the latest FW version ( \u003eFW15 )."
        }
      ],
      "source": {
        "advisory": "VDE-2021-038",
        "discovery": "EXTERNAL"
      },
      "title": "WAGO: Denial of Service vulnerability inside the OpenSSL implementation",
      "workarounds": [
        {
          "lang": "en",
          "value": "Restrict network access to the device.\nDo not directly connect the device to the internet\nDisable unused TCP/UDP-ports\nDisable Web Based Management ports 80/443 after configuration phase."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "info@cert.vde.com",
          "DATE_PUBLIC": "2021-08-31T07:00:00.000Z",
          "ID": "CVE-2021-34581",
          "STATE": "PUBLIC",
          "TITLE": "WAGO: Denial of Service vulnerability inside the OpenSSL implementation"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003e=",
                            "version_name": "All",
                            "version_value": "FW4"
                          },
                          {
                            "version_affected": "\u003c=",
                            "version_name": "All",
                            "version_value": "FW15 +1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "WAGO"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "These vulnerabilities were reported to WAGO by: Uwe Disch. Coordination done by CERT@VDE"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Missing Release of Resource after Effective Lifetime vulnerability in OpenSSL implementation of WAGO 750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889 in versions FW4 up to FW15 allows an unauthenticated attacker to cause DoS on the device."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-772 Missing Release of Resource after Effective Lifetime"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert.vde.com/en-us/advisories/vde-2021-038",
              "refsource": "CONFIRM",
              "url": "https://cert.vde.com/en-us/advisories/vde-2021-038"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Update the device to the latest FW version ( \u003eFW15 )."
          }
        ],
        "source": {
          "advisory": "VDE-2021-038",
          "discovery": "EXTERNAL"
        },
        "work_around": [
          {
            "lang": "en",
            "value": "Restrict network access to the device.\nDo not directly connect the device to the internet\nDisable unused TCP/UDP-ports\nDisable Web Based Management ports 80/443 after configuration phase."
          }
        ]
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
    "assignerShortName": "CERTVDE",
    "cveId": "CVE-2021-34581",
    "datePublished": "2021-08-31T10:33:02.999010Z",
    "dateReserved": "2021-06-10T00:00:00",
    "dateUpdated": "2024-09-17T00:42:35.318Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-34581\",\"sourceIdentifier\":\"info@cert.vde.com\",\"published\":\"2021-08-31T11:15:07.830\",\"lastModified\":\"2024-11-21T06:10:44.833\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Missing Release of Resource after Effective Lifetime vulnerability in OpenSSL implementation of WAGO 750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889 in versions FW4 up to FW15 allows an unauthenticated attacker to cause DoS on the device.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de Falta de Liberaci\u00f3n de Recursos despu\u00e9s del Tiempo de Vida Efectivo en la implementaci\u00f3n de OpenSSL de WAGO 750-831/xxx-xxx, 750-880/xxx-xxx, 750-881, 750-889 en versiones FW4 hasta FW15, permite a un atacante no autenticado causar DoS en el dispositivo\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"info@cert.vde.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:C\",\"baseScore\":7.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"info@cert.vde.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-772\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-772\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-880\\\\/040-000_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"64E837A4-57BE-40EB-8A56-B0BB206FE18F\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-880\\\\/040-000:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FC027AEF-12BD-45CF-969B-9336F57E104E\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-880\\\\/025-002_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"919AC39F-D02D-49C0-90D6-F5230C61A7D6\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-880\\\\/025-002:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E1C30C82-1A6F-42F3-92CA-D1F0BD6DB628\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-880\\\\/025-001_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"79B295FB-FFCF-459B-9486-3727471654B1\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-880\\\\/025-001:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E5BF7980-8B31-45AF-869D-531801B98BFD\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-880\\\\/025-000_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"00D72029-8484-452B-B1CD-D0524D531B10\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-880\\\\/025-000:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B2F43C2B-AA5E-4C09-9459-05273061CCB0\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-831\\\\/000-002_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"81AECA1A-207F-4286-B39C-E75F6E047AE8\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-831\\\\/000-002:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8CB5953A-51A5-4A60-A066-4280066B968B\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-889_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"EEA48F1D-170A-48A4-B599-548209CA005E\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-889:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"57919AAB-2962-4543-810A-C143300351F8\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-881_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"66314186-5478-4DFD-B08D-6FC2B85A6986\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-881:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6FE51647-62C1-4D3C-91FA-13ACA6CD71D2\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-831_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"2AE56B51-58E5-4C2F-9DD8-21DC72274C0E\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-831:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F0631884-FF6F-4AA9-9D76-CDECB5A738FC\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:wago:750-880_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"fw4\",\"versionEndIncluding\":\"fw15\",\"matchCriteriaId\":\"FD8DD66C-05AA-4E92-9B0C-A2732DAB3A21\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:wago:750-880:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CFEAC4D9-15CF-44B8-844D-C012AA4637A2\"}]}]}],\"references\":[{\"url\":\"https://cert.vde.com/en-us/advisories/vde-2021-038\",\"source\":\"info@cert.vde.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://cert.vde.com/en-us/advisories/vde-2021-038\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


Loading…

Loading…