{"id":"UBUNTU-CVE-2017-14033","details":"The decode method in the OpenSSL::ASN1 module in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows attackers to cause a denial of service (interpreter crash) via a crafted string.","modified":"2026-01-30T01:56:42.142271Z","published":"2017-09-19T00:00:00Z","related":["USN-3439-1","USN-3528-1"],"upstream":["CVE-2017-14033"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-14033"},{"type":"REPORT","url":"https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3439-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3528-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-14033"}],"affected":[{"package":{"name":"ruby1.9.1","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/ruby1.9.1@1.9.3.484-2ubuntu1.5?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.3.484-2ubuntu1.5"}]}],"versions":["1.9.3.194-8.1ubuntu2","1.9.3.448-1ubuntu1","1.9.3.448-1ubuntu2","1.9.3.484-1ubuntu1","1.9.3.484-1ubuntu2","1.9.3.484-2ubuntu1","1.9.3.484-2ubuntu1.1","1.9.3.484-2ubuntu1.2","1.9.3.484-2ubuntu1.3"],"ecosystem_specific":{"binaries":[{"binary_name":"libruby1.9.1","binary_version":"1.9.3.484-2ubuntu1.5"},{"binary_name":"libtcltk-ruby1.9.1","binary_version":"1.9.3.484-2ubuntu1.5"},{"binary_name":"ri1.9.1","binary_version":"1.9.3.484-2ubuntu1.5"},{"binary_name":"ruby1.9.1","binary_version":"1.9.3.484-2ubuntu1.5"},{"binary_name":"ruby1.9.1-dev","binary_version":"1.9.3.484-2ubuntu1.5"},{"binary_name":"ruby1.9.1-examples","binary_version":"1.9.3.484-2ubuntu1.5"},{"binary_name":"ruby1.9.1-full","binary_version":"1.9.3.484-2ubuntu1.5"},{"binary_name":"ruby1.9.3","binary_version":"1.9.3.484-2ubuntu1.5"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-14033.json"}},{"package":{"name":"ruby2.3","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ruby2.3@2.3.1-2~16.04.5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-2~16.04.5"}]}],"versions":["2.3.0-1","2.3.0-2","2.3.0-4ubuntu2","2.3.0-4ubuntu3","2.3.0-5ubuntu1","2.3.1-2~16.04","2.3.1-2~16.04.2","2.3.1-2~16.04.4"],"ecosystem_specific":{"binaries":[{"binary_name":"libruby2.3","binary_version":"2.3.1-2~16.04.5"},{"binary_name":"ruby2.3","binary_version":"2.3.1-2~16.04.5"},{"binary_name":"ruby2.3-dev","binary_version":"2.3.1-2~16.04.5"},{"binary_name":"ruby2.3-tcltk","binary_version":"2.3.1-2~16.04.5"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-14033.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}