GSD-2020-12498

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
mwe file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier is vulnerable to out-of-bounds read remote code execution. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation.
Aliases
Aliases
CVE-2020-12498
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{
  "GSD": {
    "alias": "CVE-2020-12498",
    "description": "mwe file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier is vulnerable to out-of-bounds read remote code execution. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation.",
    "id": "GSD-2020-12498"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-12498"
      ],
      "details": "mwe file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier is vulnerable to out-of-bounds read remote code execution. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation.",
      "id": "GSD-2020-12498",
      "modified": "2023-12-13T01:21:49.392937Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "info@cert.vde.com",
        "ID": "CVE-2020-12498",
        "STATE": "PUBLIC",
        "TITLE": "Phoenix Contact Automation Worx \u003c= 1.87: out-of-bounds read remote code execution"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Automation Worx",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_value": "1.87"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Automation Worx Express",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_value": "1.87"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Phoenix Contact"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "reported by mdm working with Trend Micro Zero Day Initiative, Phoenix Contact reported to CERT@VDE"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "mwe file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier is vulnerable to out-of-bounds read remote code execution. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-121 Stack-based Buffer Overflow"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://cert.vde.com/de-de/advisories/vde-2020-023",
            "refsource": "CONFIRM",
            "url": "https://cert.vde.com/de-de/advisories/vde-2020-023"
          },
          {
            "name": "https://www.zerodayinitiative.com/advisories/ZDI-20-826/",
            "refsource": "MISC",
            "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-826/"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "With the next version of Automation Worx Software Suite (Version \u003e 1.87) a sharpened input data validation with respect to buffer size and description of size and number of objects referenced in a file will be implemented."
        }
      ],
      "source": {
        "defect": [
          "VDE-2020-023"
        ],
        "discovery": "EXTERNAL"
      },
      "work_around": [
        {
          "lang": "eng",
          "value": "We strongly recommend customers to exchange project files only using secure file exchange services. Project files should not be exchanged via unencrypted email.\nIn addition, we recommend exchanging or storing project files together with a checksum to ensure their integrity."
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:phoenixcontact:pc_worx:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.87",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:phoenixcontact:pc_worx_express:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "1.87",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "info@cert.vde.com",
          "ID": "CVE-2020-12498"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "mwe file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier is vulnerable to out-of-bounds read remote code execution. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-125"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert.vde.com/de-de/advisories/vde-2020-023",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://cert.vde.com/de-de/advisories/vde-2020-023"
            },
            {
              "name": "https://www.zerodayinitiative.com/advisories/ZDI-20-826/",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-826/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-07-10T16:47Z",
      "publishedDate": "2020-07-01T16:15Z"
    }
  }
}


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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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