GSD-2020-12493

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.
Aliases
Aliases
CVE-2020-12493
To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-12493",
    "description": "An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.",
    "id": "GSD-2020-12493"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-12493"
      ],
      "details": "An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.",
      "id": "GSD-2020-12493",
      "modified": "2023-12-13T01:21:49.228994Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "AKA": "",
        "ASSIGNER": "info@cert.vde.com",
        "DATE_PUBLIC": "",
        "ID": "CVE-2020-12493",
        "STATE": "PUBLIC",
        "TITLE": "Critical Vulnerability in SWARCO CPU LS4000"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "CPU LS4000",
                    "version": {
                      "version_data": [
                        {
                          "platform": "all",
                          "version_affected": "=",
                          "version_name": "Operating System",
                          "version_value": "G4..."
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "SWARCO"
            }
          ]
        }
      },
      "configuration": [],
      "credit": [
        {
          "lang": "eng",
          "value": "Martin Aman (ProtectEM) reported this vulnerability."
        },
        {
          "lang": "eng",
          "value": "Coordinated by CERT@VDE."
        }
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            "value": "An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices."
          }
        ]
      },
      "exploit": [],
      "generator": {
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      },
      "impact": {
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          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 10,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-284 Improper Access Control"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://cert.vde.com/de-de/advisories/vde-2020-016",
            "refsource": "CONFIRM",
            "url": "https://cert.vde.com/de-de/advisories/vde-2020-016"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "SWARCO TRAFFIC SYSTEMS released a patch to fix the vulnerability and close the port. Please contact your SWARCO TRAFFIC SYSTEMS contact person for further information."
        }
      ],
      "source": {
        "advisory": "VDE-2020-016",
        "defect": [],
        "discovery": "EXTERNAL"
      },
      "work_around": []
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:swarco:cpu_ls4000_firmware:g4:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
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            "operator": "OR"
          }
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      "cve": {
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            }
          ]
        },
        "problemtype": {
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              "description": [
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                  "value": "NVD-CWE-Other"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert.vde.com/de-de/advisories/vde-2020-016",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://cert.vde.com/de-de/advisories/vde-2020-016"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 10.0,
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            "integrityImpact": "COMPLETE",
            "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
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            "attackComplexity": "LOW",
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            "availabilityImpact": "HIGH",
            "baseScore": 10.0,
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.0
        }
      },
      "lastModifiedDate": "2021-11-04T17:37Z",
      "publishedDate": "2020-05-29T18:15Z"
    }
  }
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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