GSD-2020-8974

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
In ZGR TPS200 NG 2.00 firmware version and 1.01 hardware version, the firmware upload process does not perform any type of restriction. This allows an attacker to modify it and re-upload it via web with malicious modifications, rendering the device unusable.
Aliases
Aliases
CVE-2020-8974
To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-8974",
    "id": "GSD-2020-8974"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-8974"
      ],
      "details": "In ZGR TPS200 NG 2.00 firmware version and 1.01 hardware version, the firmware upload process does not perform any type of restriction. This allows an attacker to modify it and re-upload it via web with malicious modifications, rendering the device unusable.",
      "id": "GSD-2020-8974",
      "modified": "2023-12-13T01:21:54.141440Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve-coordination@incibe.es",
        "ID": "CVE-2020-8974",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "ZGR TPS200 NG",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "2.00 firmware version 2.00"
                        },
                        {
                          "version_affected": "=",
                          "version_value": "1.01 hardware version 1.01"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "ZGR"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "Discovered by the Industrial Cybersecurity team of S21sec, special mention to Aar\ufffdn Flecha Men\ufffdndez."
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "In ZGR TPS200 NG 2.00 firmware version and 1.01 hardware version, the firmware upload process does not perform any type of restriction. This allows an attacker to modify it and re-upload it via web with malicious modifications, rendering the device unusable."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 10,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-434",
                "lang": "eng",
                "value": "CWE-434 Unrestricted Upload of File with Dangerous Type"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-zgr-tps200-ng",
            "refsource": "MISC",
            "url": "https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-zgr-tps200-ng"
          }
        ]
      },
      "solution": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "The ZGR team is working on a new design of the TPS, which will include the necessary cybersecurity measures to address the identified vulnerabilities. Affected equipment must be connected to properly isolated and secured networks to avoid potential risks."
            }
          ],
          "value": "The ZGR team is working on a new design of the TPS, which will include the necessary cybersecurity measures to address the identified vulnerabilities. Affected equipment must be connected to properly isolated and secured networks to avoid potential risks."
        }
      ],
      "source": {
        "advisory": "INCIBE-2022-0936",
        "defect": [
          "INCIBE-2020-0029"
        ],
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:o:zigor:zgr_tps200_ng_firmware:2.00:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "vulnerable": true
                  }
                ],
                "operator": "OR"
              },
              {
                "children": [],
                "cpe_match": [
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                    "cpe23Uri": "cpe:2.3:h:zigor:zgr_tps200_ng:1.01:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "vulnerable": false
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                ],
                "operator": "OR"
              }
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            "cpe_match": [],
            "operator": "AND"
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        ]
      },
      "cve": {
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          "ASSIGNER": "cve-coordination@incibe.es",
          "ID": "CVE-2020-8974"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In ZGR TPS200 NG 2.00 firmware version and 1.01 hardware version, the firmware upload process does not perform any type of restriction. This allows an attacker to modify it and re-upload it via web with malicious modifications, rendering the device unusable."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-434"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-zgr-tps200-ng",
              "refsource": "",
              "tags": [],
              "url": "https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-zgr-tps200-ng"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.2
        }
      },
      "lastModifiedDate": "2023-11-09T16:15Z",
      "publishedDate": "2022-10-17T22:15Z"
    }
  }
}


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