GSD-2020-26207

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
DatabaseSchemaViewer before version 2.7.4.3 is vulnerable to arbitrary code execution if a user is tricked into opening a specially crafted `.dbschema` file. The patch was released in v2.7.4.3. As a workaround, ensure `.dbschema` files from untrusted sources are not opened.
Aliases
Aliases
CVE-2020-26207
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{
  "GSD": {
    "alias": "CVE-2020-26207",
    "description": "DatabaseSchemaViewer before version 2.7.4.3 is vulnerable to arbitrary code execution if a user is tricked into opening a specially crafted `.dbschema` file. The patch was released in v2.7.4.3. As a workaround, ensure `.dbschema` files from untrusted sources are not opened.",
    "id": "GSD-2020-26207"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-26207"
      ],
      "details": "DatabaseSchemaViewer before version 2.7.4.3 is vulnerable to arbitrary code execution if a user is tricked into opening a specially crafted `.dbschema` file. The patch was released in v2.7.4.3. As a workaround, ensure `.dbschema` files from untrusted sources are not opened.",
      "id": "GSD-2020-26207",
      "modified": "2023-12-13T01:22:08.916229Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2020-26207",
        "STATE": "PUBLIC",
        "TITLE": "Unsafe deserialization in DatabaseSchemaViewer"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "dbschemareader",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c 2.7.4.3"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "martinjw"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "DatabaseSchemaViewer before version 2.7.4.3 is vulnerable to arbitrary code execution if a user is tricked into opening a specially crafted `.dbschema` file. The patch was released in v2.7.4.3. As a workaround, ensure `.dbschema` files from untrusted sources are not opened."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-502 Deserialization of Untrusted Data"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/martinjw/dbschemareader/security/advisories/GHSA-rfjh-m356-mpqf",
            "refsource": "CONFIRM",
            "url": "https://github.com/martinjw/dbschemareader/security/advisories/GHSA-rfjh-m356-mpqf"
          },
          {
            "name": "https://github.com/martinjw/dbschemareader/commit/4c0ab7b1fd8c4e3140f9fd54d303f107a9c8d994",
            "refsource": "MISC",
            "url": "https://github.com/martinjw/dbschemareader/commit/4c0ab7b1fd8c4e3140f9fd54d303f107a9c8d994"
          },
          {
            "name": "https://github.com/martinjw/dbschemareader/releases/tag/2.7.4.3",
            "refsource": "MISC",
            "url": "https://github.com/martinjw/dbschemareader/releases/tag/2.7.4.3"
          }
        ]
      },
      "source": {
        "advisory": "GHSA-rfjh-m356-mpqf",
        "discovery": "UNKNOWN"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "(,2.7.4.3)",
          "affected_versions": "All versions before 2.7.4.3",
          "cvss_v2": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-502",
            "CWE-937"
          ],
          "date": "2020-11-19",
          "description": "`DatabaseSchemaViewer` is vulnerable to arbitrary code execution if a user is tricked into opening a specially crafted `.dbschema` file. As a workaround, ensure `.dbschema` files from untrusted sources are not opened.",
          "fixed_versions": [],
          "identifier": "CVE-2020-26207",
          "identifiers": [
            "CVE-2020-26207",
            "GHSA-rfjh-m356-mpqf"
          ],
          "not_impacted": "",
          "package_slug": "nuget/DatabaseSchemaReader",
          "pubdate": "2020-11-04",
          "solution": "Unfortunately, there is no solution available yet.",
          "title": "Deserialization of Untrusted Data",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-26207"
          ],
          "uuid": "42a9702e-f7ec-4afa-a089-a88cc6504486"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:databaseschemareader_project:dbschemareader:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.7.4.3",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2020-26207"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "DatabaseSchemaViewer before version 2.7.4.3 is vulnerable to arbitrary code execution if a user is tricked into opening a specially crafted `.dbschema` file. The patch was released in v2.7.4.3. As a workaround, ensure `.dbschema` files from untrusted sources are not opened."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-502"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/martinjw/dbschemareader/security/advisories/GHSA-rfjh-m356-mpqf",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://github.com/martinjw/dbschemareader/security/advisories/GHSA-rfjh-m356-mpqf"
            },
            {
              "name": "https://github.com/martinjw/dbschemareader/commit/4c0ab7b1fd8c4e3140f9fd54d303f107a9c8d994",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/martinjw/dbschemareader/commit/4c0ab7b1fd8c4e3140f9fd54d303f107a9c8d994"
            },
            {
              "name": "https://github.com/martinjw/dbschemareader/releases/tag/2.7.4.3",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://github.com/martinjw/dbschemareader/releases/tag/2.7.4.3"
            }
          ]
        }
      },
      "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": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.0,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.1,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-11-19T16:49Z",
      "publishedDate": "2020-11-04T22:15Z"
    }
  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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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.
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  • 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.


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