{"id":"CVE-2018-16396","details":"An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.","modified":"2026-04-16T01:41:40.506445336Z","published":"2018-11-16T18:29:01.083Z","related":["SUSE-SU-2019:1804-1","SUSE-SU-2020:1570-1","openSUSE-SU-2019:1771-1"],"database_specific":{"unresolved_ranges":[{"cpe":"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"14.04"}]},{"cpe":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"16.04"}]},{"cpe":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"18.04"}]},{"cpe":"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"18.10"}]},{"cpe":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.0"}]},{"cpe":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"9.0"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"6.0"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"7.0"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"7.4"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"7.5"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"7.6"}]}]},"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1042106"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:3729"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:3730"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:3731"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2028"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/10/msg00020.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20190221-0002/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3808-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4332"},{"type":"ADVISORY","url":"https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/"},{"type":"ADVISORY","url":"https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/"},{"type":"ADVISORY","url":"https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/"},{"type":"ADVISORY","url":"https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/"},{"type":"ADVISORY","url":"https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/"},{"type":"REPORT","url":"https://hackerone.com/reports/385070"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ruby/ruby","events":[{"introduced":"d40ea2afa6ff5a6e5befcf342fb7b6dc58796b20"},{"last_affected":"9bfe7fc5cb457c7bc8df96115ee70b9035f5d885"},{"introduced":"d4bb726b713658f56e630b6cf817a0155b6f390e"},{"last_affected":"a8197e08f58c5f2e6d32a774866e0e0d58749911"},{"introduced":"4e0a512972cdcbfcd5279f1a2a81ba342ed75b6e"},{"last_affected":"85883dc393f60adc3043d28899eff3f1ce53b4a5"},{"introduced":"0"},{"last_affected":"ce0e3fc1b10d1f5c5ad6bc31ba344904345468a2"},{"last_affected":"6f59db30c18cd793cbf6169301158493df7e78e4"}],"database_specific":{"cpe":["cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*","cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*","cpe:2.3:a:ruby-lang:ruby:2.6.0:preview2:*:*:*:*:*:*"],"source":"CPE_FIELD","extracted_events":[{"introduced":"2.3.0"},{"last_affected":"2.3.7"},{"introduced":"2.4.0"},{"last_affected":"2.4.4"},{"introduced":"2.5.0"},{"last_affected":"2.5.1"},{"introduced":"0"},{"last_affected":"2.6.0-preview1"},{"last_affected":"2.6.0-preview2"}]}}],"versions":["v1_0_r2","v2_3_7","v2_4_4","v2_5_1","v2_6_0_preview1","v2_6_0_preview2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-16396.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}