{"id":"BIT-ruby-2021-33621","details":"The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant to applications that use untrusted user input either to generate an HTTP response or to create a CGI::Cookie object.","aliases":["BIT-ruby-min-2021-33621","CVE-2021-33621","GHSA-vc47-6rqg-c7f5"],"modified":"2025-11-06T13:25:46.476Z","published":"2024-03-06T11:05:00.460Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*"]},"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00012.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DQR7LWED6VAPD5ATYOBZIGJQPCUBRJBX/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/THVTYHHEOVLQFCFHWURZYO7PVUPBHRZD/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YACE6ORF2QBXXBK2V2CM36D7TZMEJVAS/"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202401-27"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20221228-0004/"},{"type":"WEB","url":"https://www.ruby-lang.org/en/news/2022/11/22/http-response-splitting-in-cgi-cve-2021-33621/"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33621"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html"}],"affected":[{"package":{"name":"ruby","ecosystem":"Bitnami","purl":"pkg:bitnami/ruby"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"},{"introduced":"3.0.0"},{"fixed":"3.0.5"},{"introduced":"3.1.0"},{"fixed":"3.1.3"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/ruby/BIT-ruby-2021-33621.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}],"schema_version":"1.7.3"}