{"id":"GHSA-fx7m-j728-mjw3","summary":"uap-core Regular Expression Denial of Service issue","details":"An issue was discovered in regex.yaml (aka regexes.yaml) in UA-Parser UAP-Core before 0.6.0. A Regular Expression Denial of Service (ReDoS) issue allows remote attackers to overload a server by setting the User-Agent header in an HTTP(S) request to a value containing a long digit string. (The UAP-Core project contains the vulnerability, propagating to all implementations.)","aliases":["CVE-2018-20164"],"modified":"2023-11-08T04:00:11.152642Z","published":"2019-03-06T17:35:47Z","database_specific":{"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2020-06-16T21:35:45Z","nvd_published_at":null,"cwe_ids":["CWE-185"]},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20164"},{"type":"WEB","url":"https://github.com/ua-parser/uap-core/issues/332"},{"type":"WEB","url":"https://github.com/ua-parser/uap-core/commit/010ccdc7303546cd22b9da687c29f4a996990014"},{"type":"WEB","url":"https://github.com/ua-parser/uap-core/commit/156f7e12b215bddbaf3df4514c399d683e6cdadc"},{"type":"PACKAGE","url":"https://github.com/ua-parser/uap-core"},{"type":"WEB","url":"https://www.x41-dsec.de/lab/advisories/x41-2018-009-uaparser"}],"affected":[{"package":{"name":"uap-core","ecosystem":"npm","purl":"pkg:npm/uap-core"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.6.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2019/03/GHSA-fx7m-j728-mjw3/GHSA-fx7m-j728-mjw3.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}