{"id":"GHSA-r58x-wjg8-63m9","summary":"Denial of Service in Apache James","details":"In Apache James, using Jazzer fuzzer, we identified that an IMAP user can craft IMAP LIST commands to orchestrate a Denial Of Service using a vulnerable Regular expression. This affected Apache James prior to 3.6.1 We recommend upgrading to Apache James 3.6.1 or higher , which enforce the use of RE2J regular expression engine to execute regex in linear time without back-tracking.","aliases":["CVE-2021-40110"],"modified":"2026-09-10T03:49:11.106080514Z","published":"2022-01-08T00:40:30Z","database_specific":{"github_reviewed_at":"2022-01-07T18:34:26Z","nvd_published_at":"2022-01-04T09:15:00Z","cwe_ids":[],"severity":"HIGH","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40110"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2022/01/04/2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2022/01/04/2"}],"affected":[{"package":{"name":"org.apache.james:james-server","ecosystem":"Maven","purl":"pkg:maven/org.apache.james/james-server"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.1.0"},{"fixed":"3.6.1"}]}],"versions":["3.1.0","3.2.0","3.3.0","3.4.0","3.5.0","3.6.0"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/01/GHSA-r58x-wjg8-63m9/GHSA-r58x-wjg8-63m9.json"}}],"schema_version":"1.9.0"}