{"schema_version":"1.7.3","id":"GHSA-fp4w-jxhp-m23p","published":"2021-05-24T18:12:33Z","modified":"2024-12-05T05:42:55.716134Z","aliases":["CVE-2020-36327"],"summary":"Dependency Confusion in Bundler","details":"Bundler 1.16.0 through 2.2.9 and 2.2.11 through 2.2.17 sometimes chooses a dependency source based on the highest gem version number, which means that a rogue gem found at a public source may be chosen, even if the intended choice was a private gem that is a dependency of another private gem that is explicitly depended on by the application.","affected":[{"package":{"name":"bundler","ecosystem":"RubyGems","purl":"pkg:gem/bundler"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.16.0"},{"fixed":"2.2.10"}]}],"versions":["1.16.0","1.16.1","1.16.2","1.16.3","1.16.4","1.16.5","1.16.6","1.17.0","1.17.0.pre.1","1.17.0.pre.2","1.17.1","1.17.2","1.17.3","2.0.0","2.0.0.pre.1","2.0.0.pre.2","2.0.0.pre.3","2.0.1","2.0.2","2.1.0","2.1.0.pre.1","2.1.0.pre.2","2.1.0.pre.3","2.1.1","2.1.2","2.1.3","2.1.4","2.2.0","2.2.0.rc.1","2.2.0.rc.2","2.2.1","2.2.2","2.2.3","2.2.4","2.2.5","2.2.6","2.2.7","2.2.8","2.2.9"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/05/GHSA-fp4w-jxhp-m23p/GHSA-fp4w-jxhp-m23p.json"}},{"package":{"name":"bundler","ecosystem":"RubyGems","purl":"pkg:gem/bundler"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.2.11"},{"fixed":"2.2.18"}]}],"versions":["2.2.11","2.2.12","2.2.13","2.2.14","2.2.15","2.2.16","2.2.17"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/05/GHSA-fp4w-jxhp-m23p/GHSA-fp4w-jxhp-m23p.json"}}],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36327"},{"type":"WEB","url":"https://github.com/rubygems/rubygems/issues/3982"},{"type":"WEB","url":"https://github.com/rubygems/rubygems/pull/4609"},{"type":"WEB","url":"https://github.com/rubygems/rubygems/commit/078bf682ac40017b309b5fc69f283ff640e7c129"},{"type":"WEB","url":"https://bundler.io/blog/2021/02/15/a-more-secure-bundler-we-fixed-our-source-priorities.html"},{"type":"PACKAGE","url":"https://github.com/rubygems/rubygems"},{"type":"WEB","url":"https://github.com/rubygems/rubygems/blob/master/bundler/CHANGELOG.md#2218-may-25-2021"},{"type":"WEB","url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bundler/CVE-2020-36327.yml"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MWXHK5UUHVSHF7HTHMX6JY3WXDVNIHSL"},{"type":"WEB","url":"https://mensfeld.pl/2021/02/rubygems-dependency-confusion-attack-side-of-things"},{"type":"WEB","url":"https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-24105"},{"type":"WEB","url":"https://www.zofrex.com/blog/2021/04/29/bundler-still-vulnerable-dependency-confusion-cve-2020-36327"}],"database_specific":{"cwe_ids":[],"github_reviewed":true,"github_reviewed_at":"2021-05-20T21:48:14Z","nvd_published_at":"2021-04-29T03:15:00Z","severity":"HIGH"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}