{"id":"CVE-2017-0903","details":"RubyGems versions between 2.0.0 and 2.6.13 are vulnerable to a possible remote code execution vulnerability. YAML deserialization of gem specifications can bypass class white lists. Specially crafted serialized objects can possibly be used to escalate to remote code execution.","aliases":["GHSA-mqwr-4qf2-2hcv"],"modified":"2026-08-27T03:45:31.288715351Z","published":"2017-10-11T18:29:00.583Z","related":["SUSE-SU-2020:1570-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"},{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"17.10"},{"last_affected":"17.10"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"cpes":["cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.0"},{"last_affected":"8.0"},{"introduced":"9.0"},{"last_affected":"9.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"},{"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_desktop","cpes":["cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"]},{"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server","cpes":["cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"]},{"vendor_product":"redhat:enterprise_linux_server_aus","cpes":["cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.4"},{"last_affected":"7.4"},{"introduced":"7.6"},{"last_affected":"7.6"}],"source":"CPE_STRING"},{"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_server_eus","cpes":["cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.4"},{"last_affected":"7.4"},{"introduced":"7.5"},{"last_affected":"7.5"},{"introduced":"7.6"},{"last_affected":"7.6"}]},{"vendor_product":"redhat:enterprise_linux_server_tus","cpes":["cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.4"},{"last_affected":"7.4"},{"introduced":"7.6"},{"last_affected":"7.6"}],"source":"CPE_STRING"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING","vendor_product":"redhat:enterprise_linux_workstation"},{"vendor_product":"rubygems:rubygems","cpes":["cpe:2.3:a:rubygems:rubygems:2.0.0:rc1:*:*:*:*:*:*","cpe:2.3:a:rubygems:rubygems:2.0.0:rc2:*:*:*:*:*:*","cpe:2.3:a:rubygems:rubygems:2.2.0.preiew.1:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"2.0.0-rc1"},{"last_affected":"2.0.0-rc1"},{"introduced":"2.0.0-rc2"},{"last_affected":"2.0.0-rc2"},{"introduced":"2.2.0.preiew.1"},{"last_affected":"2.2.0.preiew.1"}],"source":"CPE_STRING"}]},"references":[{"type":"ADVISORY","url":"http://blog.rubygems.org/2017/10/09/2.6.14-released.html"},{"type":"ADVISORY","url":"http://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/101275"},{"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://hackerone.com/reports/274990"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3553-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3685-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2017/dsa-4031"},{"type":"FIX","url":"https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ruby/rubygems","events":[{"introduced":"8241846143b57f72c75ecc50d113dd41c8c6a226"},{"last_affected":"6e77ace5dad07d86a38ac271e6a62658ca751105"},{"fixed":"510b1638ac9bba3ceb7a5d73135dafff9e5bab49"}],"database_specific":{"extracted_events":[{"introduced":"2.0.0"},{"last_affected":"2.0.0"},{"introduced":"2.0.0-preview2"},{"last_affected":"2.0.0-preview2"},{"introduced":"2.0.0-preview2\\.1"},{"last_affected":"2.0.0-preview2\\.1"},{"introduced":"2.0.0-preview2\\.2"},{"last_affected":"2.0.0-preview2\\.2"},{"introduced":"2.0.1"},{"last_affected":"2.0.1"},{"introduced":"2.0.2"},{"last_affected":"2.0.2"},{"introduced":"2.0.3"},{"last_affected":"2.0.3"},{"introduced":"2.0.4"},{"last_affected":"2.0.4"},{"introduced":"2.0.5"},{"last_affected":"2.0.5"},{"introduced":"2.0.6"},{"last_affected":"2.0.6"},{"introduced":"2.0.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