{"id":"UBUNTU-CVE-2017-11692","details":"The function \"Token& Scanner::peek\" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.","modified":"2026-04-22T11:11:07.180105Z","published":"2017-07-30T17:29:00Z","upstream":["CVE-2017-11692"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-11692"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-11692"}],"affected":[{"package":{"name":"yaml-cpp","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/yaml-cpp@0.5.1-1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.0-1","0.5.1-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libyaml-cpp0.5","binary_version":"0.5.1-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-11692.json"}},{"package":{"name":"yaml-cpp","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/yaml-cpp@0.5.2-4ubuntu1~16.04.4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-2","0.5.2-3","0.5.2-4ubuntu1~16.04.4"],"ecosystem_specific":{"binaries":[{"binary_name":"libyaml-cpp0.5v5","binary_version":"0.5.2-4ubuntu1~16.04.4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-11692.json"}},{"package":{"name":"yaml-cpp0.3","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/yaml-cpp0.3@0.3.0-1.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.0-1.2"],"ecosystem_specific":{"binaries":[{"binary_name":"libyaml-cpp0.3v5","binary_version":"0.3.0-1.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-11692.json"}},{"package":{"name":"yaml-cpp","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/yaml-cpp@0.5.2-4ubuntu1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.2-4ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libyaml-cpp0.5v5","binary_version":"0.5.2-4ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-11692.json"}},{"package":{"name":"yaml-cpp0.3","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/yaml-cpp0.3@0.3.0-1.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.3.0-1.2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.3.0-1.2","binary_name":"libyaml-cpp0.3v5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-11692.json"}},{"package":{"name":"yaml-cpp","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/yaml-cpp@0.6.2-4ubuntu1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.6.2-4fakesync1","0.6.2-4ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libyaml-cpp0.6","binary_version":"0.6.2-4ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-11692.json"}}],"schema_version":"1.7.5","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":"low"}]}