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: "<=",
                                       version_name: "2.9.14",
                                       version_value: "2.9.14",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "Tomita Masahiro",
                  },
               ],
            },
         },
         credit: [
            {
               lang: "eng",
               value: "Discovered by Hans-Martin Münch 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: [
            ">= 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: "<2.10.0",
               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",
      },
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.