{"id":"CVE-2017-0900","aliases":["GHSA-p7f2-rr42-m9xm"],"url":"https://o3.security/vulnerability/CVE-2017-0900","summary":"RubyGems Improper Input Validation vulnerability","details":"RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications to cause a denial of service attack against RubyGems clients who have issued a `query` command.","published":"2017-08-31T20:29:00.510Z","modified":"2026-08-27T03:45:28.761846120Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"RubyGems","name":"rubygems-update","fixedVersion":"2.6.13"}],"fix":{"url":"https://github.com/rubygems/rubygems/commit/8a38a4fc24c6591e6c8f43d1fadab6efeb4d6251","label":"rubygems/rubygems@8a38a4f"},"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/100579"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1039249"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:3485"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:0378"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:0583"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:0585"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201710-01"},{"type":"ADVISORY","url":"https://www.debian.org/security/2017/dsa-3966"},{"type":"FIX","url":"http://blog.rubygems.org/2017/08/27/2.6.13-released.html"},{"type":"FIX","url":"https://github.com/rubygems/rubygems/commit/8a38a4fc24c6591e6c8f43d1fadab6efeb4d6251"},{"type":"EVIDENCE","url":"https://hackerone.com/reports/243003"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T03:45:28.761846120Z"}}