CVE-2020-7559 (GCVE-0-2020-7559)

Vulnerability from cvelistv5 – Published: 2020-11-19 21:04 – Updated: 2024-08-04 09:33
VLAI?
Summary
A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request over Modbus.
Severity ?
No CVSS data available.
CWE
  • CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
Impacted products
Vendor Product Version
n/a PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) Affected: PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:33:19.465Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.se.com/ww/en/download/document/SEVD-2020-315-07"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "PLC Simulator on EcoStruxure\u00aa Control Expert (now Unity Pro) (all versions) ",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "PLC Simulator on EcoStruxure\u00aa Control Expert (now Unity Pro) (all versions)"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability exists in PLC Simulator on EcoStruxure\u00aa Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxure\u00aa Control Expert software when receiving a specially crafted request over Modbus."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) ",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-12-09T13:06:09",
        "orgId": "076d1eb6-cfab-4401-b34d-6dfc2a413bdb",
        "shortName": "schneider"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.se.com/ww/en/download/document/SEVD-2020-315-07"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cybersecurity@schneider-electric.com",
          "ID": "CVE-2020-7559",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "PLC Simulator on EcoStruxure\u00aa Control Expert (now Unity Pro) (all versions) ",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "PLC Simulator on EcoStruxure\u00aa Control Expert (now Unity Pro) (all versions)"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability exists in PLC Simulator on EcoStruxure\u00aa Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxure\u00aa Control Expert software when receiving a specially crafted request over Modbus."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) "
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.se.com/ww/en/download/document/SEVD-2020-315-07",
              "refsource": "MISC",
              "url": "https://www.se.com/ww/en/download/document/SEVD-2020-315-07"
            },
            {
              "name": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140",
              "refsource": "MISC",
              "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "076d1eb6-cfab-4401-b34d-6dfc2a413bdb",
    "assignerShortName": "schneider",
    "cveId": "CVE-2020-7559",
    "datePublished": "2020-11-19T21:04:25",
    "dateReserved": "2020-01-21T00:00:00",
    "dateUpdated": "2024-08-04T09:33:19.465Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"18E8CCC1-A467-4FEF-964D-8481EAE892EC\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"A CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability exists in PLC Simulator on EcoStruxure\\u00aa Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxure\\u00aa Control Expert software when receiving a specially crafted request over Modbus.\"}, {\"lang\": \"es\", \"value\": \"CWE-120: Se presenta una vulnerabilidad de Copia del B\\u00fafer sin Comprobar el Tama\\u00f1o de la Entrada (\\\"Classic Buffer Overflow\\\") en el Simulador de PLC en EcoStruxure\\u00aa Control Expert (ahora Unity Pro) (todas las versiones) que podr\\u00eda causar un bloqueo del simulador de PLC presente en el software EcoStruxure\\u00aa Control Expert cuando recibe una petici\\u00f3n especialmente dise\\u00f1ada mediante Modbus\"}]",
      "id": "CVE-2020-7559",
      "lastModified": "2024-11-21T05:37:22.677",
      "metrics": "{\"cvssMetricV31\": [{\"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:P\", \"baseScore\": 5.0, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 10.0, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2020-11-19T22:15:14.800",
      "references": "[{\"url\": \"https://www.se.com/ww/en/download/document/SEVD-2020-315-07\", \"source\": \"cybersecurity@se.com\", \"tags\": [\"Patch\", \"Product\", \"Vendor Advisory\"]}, {\"url\": \"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140\", \"source\": \"cybersecurity@se.com\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}, {\"url\": \"https://www.se.com/ww/en/download/document/SEVD-2020-315-07\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Product\", \"Vendor Advisory\"]}, {\"url\": \"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}]",
      "sourceIdentifier": "cybersecurity@se.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"cybersecurity@se.com\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-120\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-7559\",\"sourceIdentifier\":\"cybersecurity@se.com\",\"published\":\"2020-11-19T22:15:14.800\",\"lastModified\":\"2024-11-21T05:37:22.677\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027) vulnerability exists in PLC Simulator on EcoStruxure\u00aa Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxure\u00aa Control Expert software when receiving a specially crafted request over Modbus.\"},{\"lang\":\"es\",\"value\":\"CWE-120: Se presenta una vulnerabilidad de Copia del B\u00fafer sin Comprobar el Tama\u00f1o de la Entrada (\\\"Classic Buffer Overflow\\\") en el Simulador de PLC en EcoStruxure\u00aa Control Expert (ahora Unity Pro) (todas las versiones) que podr\u00eda causar un bloqueo del simulador de PLC presente en el software EcoStruxure\u00aa Control Expert cuando recibe una petici\u00f3n especialmente dise\u00f1ada mediante Modbus\"}],\"metrics\":{\"cvssMetricV31\":[{\"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:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cybersecurity@se.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-120\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"18E8CCC1-A467-4FEF-964D-8481EAE892EC\"}]}]}],\"references\":[{\"url\":\"https://www.se.com/ww/en/download/document/SEVD-2020-315-07\",\"source\":\"cybersecurity@se.com\",\"tags\":[\"Patch\",\"Product\",\"Vendor Advisory\"]},{\"url\":\"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140\",\"source\":\"cybersecurity@se.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://www.se.com/ww/en/download/document/SEVD-2020-315-07\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Product\",\"Vendor Advisory\"]},{\"url\":\"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.