{"id":"CVE-2018-20573","details":"The Scanner::EnsureTokensInQueue function in yaml-cpp (aka LibYaml-C++) 0.6.2 allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted YAML file.","modified":"2026-04-11T18:21:47.289694Z","published":"2018-12-28T16:29:05.800Z","related":["SUSE-SU-2022:1072-1","SUSE-SU-2022:1073-1","SUSE-SU-2022:1073-2","SUSE-SU-2023:1740-3","openSUSE-SU-2022:1073-1"],"references":[{"type":"WEB","url":"http://seclists.org/fulldisclosure/2024/Nov/0"},{"type":"EVIDENCE","url":"https://github.com/jbeder/yaml-cpp/issues/655"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/jbeder/yaml-cpp","events":[{"introduced":"0"},{"last_affected":"562aefc114938e388457e6a531ed7b54d9dc1b62"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"0.6.2"}],"source":"CPE_FIELD","cpe":"cpe:2.3:a:yaml-cpp_project:yaml-cpp:0.6.2:*:*:*:*:*:*:*"}}],"versions":["release-0.2.0","release-0.2.1","release-0.2.2","release-0.2.3","release-0.2.4","release-0.2.5","release-0.2.6","release-0.3.0","release-0.5.0","release-0.5.1","release-0.5.2","release-0.5.3","yaml-cpp-0.5.3","yaml-cpp-0.6.0","yaml-cpp-0.6.1","yaml-cpp-0.6.2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-20573.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}