gsd-2017-6921
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource.
Aliases
Aliases
CVE-2017-6921


To clipboard 

{
  "GSD": {
    "alias": "CVE-2017-6921",
    "description": "In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource.",
    "id": "GSD-2017-6921"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-6921"
      ],
      "details": "In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource.",
      "id": "GSD-2017-6921",
      "modified": "2023-12-13T01:21:09.727564Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "AKA": "",
        "ASSIGNER": "security@drupal.org",
        "DATE_PUBLIC": "",
        "ID": "CVE-2017-6921",
        "STATE": "PUBLIC",
        "TITLE": "File REST resource does not properly validate "
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Drupal Core",
                    "version": {
                      "version_data": [
                        {
                          "affected": "\u003c",
                          "platform": "",
                          "version_name": "Drupal 8",
                          "version_value": "8.3.4"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Drupal"
            }
          ]
        }
      },
      "configuration": [],
      "credit": [],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource."
          }
        ]
      },
      "exploit": [],
      "impact": {
        "cvss": {
          "attackComplexity": "HIGH",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "NONE",
          "baseScore": 0,
          "baseSeverity": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:N",
          "version": "3.0"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Access Bypass"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "99222",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/99222"
          },
          {
            "name": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple",
            "refsource": "CONFIRM",
            "url": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"
          },
          {
            "name": "1038781",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1038781"
          }
        ]
      },
      "solution": [],
      "source": {
        "advisory": "SA-CORE-2017-003",
        "defect": [],
        "discovery": "UNKNOWN"
      },
      "work_around": []
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c8.3.4",
          "affected_versions": "All versions before 8.3.4",
          "credit": "Samuel Mortenson, Wim Leers, Alex Pott, xjm, Sascha Grossenbacher",
          "cvss_v2": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-20",
            "CWE-937"
          ],
          "date": "2019-10-09",
          "description": "The file REST resource does not properly validate some fields when manipulating files. the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource.",
          "fixed_versions": [
            "8.3.4"
          ],
          "identifier": "CVE-2017-6921",
          "identifiers": [
            "CVE-2017-6921"
          ],
          "not_impacted": "All versions starting from 8.3.4",
          "package_slug": "packagist/drupal/core",
          "pubdate": "2019-01-15",
          "solution": "Upgrade to version 8.3.4 or above.",
          "title": "File REST resource does not properly validate",
          "urls": [
            "https://www.drupal.org/SA-CORE-2017-003"
          ],
          "uuid": "4222cdd5-e663-49d9-a5d4-35676e739a35"
        },
        {
          "affected_range": "\u003c8.3.4",
          "affected_versions": "All versions before 8.3.4",
          "credit": "Samuel Mortenson, Wim Leers, Alex Pott, xjm, Sascha Grossenbacher",
          "cvss_v2": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-20",
            "CWE-937"
          ],
          "date": "2019-10-09",
          "description": "The file REST resource does not properly validate some fields when manipulating files. the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource.",
          "fixed_versions": [
            "8.3.4"
          ],
          "identifier": "CVE-2017-6921",
          "identifiers": [
            "CVE-2017-6921"
          ],
          "not_impacted": "All versions starting from 8.3.4",
          "package_slug": "packagist/drupal/drupal",
          "pubdate": "2019-01-15",
          "solution": "Upgrade to version 8.3.4 or above.",
          "title": "File REST resource does not properly validate",
          "urls": [
            "https://www.drupal.org/SA-CORE-2017-003"
          ],
          "uuid": "f685ddcc-c556-47e5-b212-3b93b91c0a71"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "8.3.4",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security@drupal.org",
          "ID": "CVE-2017-6921"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In Drupal 8 prior to 8.3.4; The file REST resource does not properly validate some fields when manipulating files. A site is only affected by this if the site has the RESTful Web Services (rest) module enabled, the file REST resource is enabled and allows PATCH requests, and an attacker can get or register a user account on the site with permissions to upload files and to modify the file resource."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-20"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple",
              "refsource": "CONFIRM",
              "tags": [
                "Mitigation",
                "Vendor Advisory"
              ],
              "url": "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"
            },
            {
              "name": "1038781",
              "refsource": "SECTRACK",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securitytracker.com/id/1038781"
            },
            {
              "name": "99222",
              "refsource": "BID",
              "tags": [
                "VDB Entry",
                "Third Party Advisory"
              ],
              "url": "http://www.securityfocus.com/bid/99222"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 2.2,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-10-09T23:29Z",
      "publishedDate": "2019-01-15T21:29Z"
    }
  }
}


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