gsd-2021-3779
Vulnerability from gsd
Modified
2022-06-28 00:00
Details
A malicious MySQL server can request local file content from a client using ruby-mysql prior to version 2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and later.
Aliases
Aliases
CVE-2021-3779


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-3779",
    "description": "A malicious MySQL server can request local file content from a client using ruby-mysql prior to version 2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and later.",
    "id": "GSD-2021-3779"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "ruby-mysql",
            "purl": "pkg:gem/ruby-mysql"
          }
        }
      ],
      "aliases": [
        "CVE-2021-3779",
        "GHSA-73pr-g6jj-5hc9"
      ],
      "details": "A malicious MySQL server can request local file content from a client using ruby-mysql prior to version\n2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and\nlater.\n",
      "id": "GSD-2021-3779",
      "modified": "2022-06-28T00:00:00.000Z",
      "published": "2022-06-28T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/"
        },
        {
          "type": "WEB",
          "url": "https://github.com/rubysec/ruby-advisory-db/issues/507"
        },
        {
          "type": "WEB",
          "url": "https://my.diffend.io/gems/ruby-mysql/2.9.14/2.10.0#d2h-806753-331"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 6.5,
          "type": "CVSS_V3"
        }
      ],
      "summary": "ruby-mysql Client File Read"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@rapid7.com",
        "DATE_PUBLIC": "2022-06-28T15:00:00.000Z",
        "ID": "CVE-2021-3779",
        "STATE": "PUBLIC",
        "TITLE": "Ruby-MySQL Gem Client File Read"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "ruby-mysql",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_name": "2.9.14",
                          "version_value": "2.9.14"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Tomita Masahiro"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Discovered by Hans-Martin M\u00fcnch of MOGWAI LABS GmbH, reported by Rapid7, coordinated by CERT/CC and JPCERT/CC"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A malicious MySQL server can request local file content from a client using ruby-mysql prior to version 2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and later."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-610 Externally Controlled Reference to a Resource in Another Sphere"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/",
            "refsource": "MISC",
            "url": "https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "Update to version 2.10.0 or later of ruby-mysql"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      }
    },
    "github.com/rubysec/ruby-advisory-db": {
      "cve": "2021-3779",
      "cvss_v3": 6.5,
      "date": "2022-06-28",
      "description": "A malicious MySQL server can request local file content from a client using ruby-mysql prior to version\n2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and\nlater.\n",
      "gem": "ruby-mysql",
      "ghsa": "73pr-g6jj-5hc9",
      "patched_versions": [
        "\u003e= 2.10.0"
      ],
      "related": {
        "url": [
          "https://github.com/rubysec/ruby-advisory-db/issues/507",
          "https://my.diffend.io/gems/ruby-mysql/2.9.14/2.10.0#d2h-806753-331"
        ]
      },
      "title": "ruby-mysql Client File Read",
      "url": "https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/"
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c2.10.0",
          "affected_versions": "All versions before 2.10.0",
          "cwe_ids": [
            "CWE-1035",
            "CWE-937"
          ],
          "date": "2022-07-05",
          "description": "A malicious MySQL server can request local file content from a client using ruby-mysql prior to version 2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and later.",
          "fixed_versions": [
            "2.10.0"
          ],
          "identifier": "CVE-2021-3779",
          "identifiers": [
            "GHSA-73pr-g6jj-5hc9",
            "CVE-2021-3779"
          ],
          "not_impacted": "All versions starting from 2.10.0",
          "package_slug": "gem/ruby-mysql",
          "pubdate": "2022-06-29",
          "solution": "Upgrade to version 2.10.0 or above.",
          "title": "Externally Controlled Reference to a Resource in Another Sphere in ruby-mysql",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-3779",
            "https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/",
            "https://github.com/advisories/GHSA-73pr-g6jj-5hc9"
          ],
          "uuid": "8513e515-3137-495b-afd6-4d837acf38b9"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:ruby-mysql_project:ruby-mysql:*:*:*:*:*:ruby:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.10.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@rapid7.com",
          "ID": "CVE-2021-3779"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A malicious MySQL server can request local file content from a client using ruby-mysql prior to version 2.10.0 without explicit authorization from the user. This issue was resolved in version 2.10.0 and later."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-610"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Mitigation",
                "Third Party Advisory"
              ],
              "url": "https://www.rapid7.com/blog/post/2022/06/28/cve-2021-3779-ruby-mysql-gem-client-file-read-fixed/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2022-07-07T20:59Z",
      "publishedDate": "2022-06-28T17:15Z"
    }
  }
}


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