{"id":"GHSA-36qh-35cm-5w2w","summary":"Authentication Bypass by Alternate Name in Apache Tomcat","details":"A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to 8.5.65.","aliases":["BIT-tomcat-2021-30640","CVE-2021-30640"],"modified":"2024-02-19T05:20:58.052305Z","published":"2021-08-13T15:21:24Z","database_specific":{"cwe_ids":["CWE-116","CWE-287","CWE-289"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2021-07-13T19:21:02Z","nvd_published_at":"2021-07-12T15:15:00Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30640"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r59f9ef03929d32120f91f4ea7e6e79edd5688d75d0a9b65fd26d1fe8%40%3Cannounce.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2021/08/msg00009.html"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202208-34"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20210827-0007"},{"type":"WEB","url":"https://www.debian.org/security/2021/dsa-4952"},{"type":"WEB","url":"https://www.debian.org/security/2021/dsa-4986"},{"type":"WEB","url":"https://www.oracle.com//security-alerts/cpujul2021.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuoct2021.html"}],"affected":[{"package":{"name":"org.apache.tomcat:tomcat","ecosystem":"Maven","purl":"pkg:maven/org.apache.tomcat/tomcat"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.0.0-M1"},{"fixed":"10.0.5"}]}],"versions":["10.0.0","10.0.0-M1","10.0.0-M10","10.0.0-M3","10.0.0-M4","10.0.0-M5","10.0.0-M6","10.0.0-M7","10.0.0-M8","10.0.0-M9","10.0.2","10.0.4"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-36qh-35cm-5w2w/GHSA-36qh-35cm-5w2w.json"}},{"package":{"name":"org.apache.tomcat:tomcat","ecosystem":"Maven","purl":"pkg:maven/org.apache.tomcat/tomcat"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0M1"},{"fixed":"9.0.45"}]}],"versions":["9.0.0.M1","9.0.0.M10","9.0.0.M11","9.0.0.M13","9.0.0.M15","9.0.0.M17","9.0.0.M18","9.0.0.M19","9.0.0.M20","9.0.0.M21","9.0.0.M22","9.0.0.M25","9.0.0.M26","9.0.0.M27","9.0.0.M3","9.0.0.M4","9.0.0.M6","9.0.0.M8","9.0.0.M9","9.0.1","9.0.10","9.0.11","9.0.12","9.0.13","9.0.14","9.0.16","9.0.17","9.0.19","9.0.2","9.0.20","9.0.21","9.0.22","9.0.24","9.0.26","9.0.27","9.0.29","9.0.30","9.0.31","9.0.33","9.0.34","9.0.35","9.0.36","9.0.37","9.0.38","9.0.39","9.0.4","9.0.40","9.0.41","9.0.43","9.0.44","9.0.5","9.0.6","9.0.7","9.0.8"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-36qh-35cm-5w2w/GHSA-36qh-35cm-5w2w.json"}},{"package":{"name":"org.apache.tomcat:tomcat","ecosystem":"Maven","purl":"pkg:maven/org.apache.tomcat/tomcat"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.5.0"},{"fixed":"8.5.65"}]}],"versions":["8.5.0","8.5.11","8.5.12","8.5.13","8.5.14","8.5.15","8.5.16","8.5.19","8.5.2","8.5.20","8.5.21","8.5.23","8.5.24","8.5.27","8.5.28","8.5.29","8.5.3","8.5.30","8.5.31","8.5.32","8.5.33","8.5.34","8.5.35","8.5.37","8.5.38","8.5.39","8.5.4","8.5.40","8.5.41","8.5.42","8.5.43","8.5.45","8.5.46","8.5.47","8.5.49","8.5.5","8.5.50","8.5.51","8.5.53","8.5.54","8.5.55","8.5.56","8.5.57","8.5.58","8.5.59","8.5.6","8.5.60","8.5.61","8.5.63","8.5.64","8.5.8","8.5.9"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-36qh-35cm-5w2w/GHSA-36qh-35cm-5w2w.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N"}]}