{"id":"DEBIAN-CVE-2016-11086","details":"lib/oauth/consumer.rb in the oauth-ruby gem through 0.5.4 for Ruby does not verify server X.509 certificates if a certificate bundle cannot be found, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information.","modified":"2026-09-22T07:01:11.202149281Z","published":"2020-09-24T20:15:12.257Z","upstream":["CVE-2016-11086"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2016-11086"}],"affected":[{"package":{"name":"ruby-oauth","ecosystem":"Debian:12","purl":"pkg:deb/debian/ruby-oauth?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.4-1.1","0.5.6-1","1.1.7-1","1.1.8-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2016-11086.json"}},{"package":{"name":"ruby-oauth","ecosystem":"Debian:13","purl":"pkg:deb/debian/ruby-oauth?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.4-1.1","0.5.6-1","1.1.7-1","1.1.8-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2016-11086.json"}},{"package":{"name":"ruby-oauth","ecosystem":"Debian:14","purl":"pkg:deb/debian/ruby-oauth?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.4-1.1","0.5.6-1","1.1.7-1","1.1.8-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2016-11086.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"}]}