{"id":"UBUNTU-CVE-2021-38562","details":"Best Practical Request Tracker (RT) 4.2 before 4.2.17, 4.4 before 4.4.5, and 5.0 before 5.0.2 allows sensitive information disclosure via a timing attack against lib/RT/REST2/Middleware/Auth.pm.","modified":"2026-02-04T04:29:32.844331Z","published":"2021-10-18T09:15:00Z","related":["USN-6529-1","USN-7692-1"],"upstream":["CVE-2021-38562"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-38562"},{"type":"REPORT","url":"https://docs.bestpractical.com/release-notes/rt/5.0.2"},{"type":"REPORT","url":"https://docs.bestpractical.com/release-notes/rt/4.4.5"},{"type":"REPORT","url":"https://docs.bestpractical.com/release-notes/rt/4.2.17"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6529-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-38562"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7692-1"}],"affected":[{"package":{"name":"request-tracker4","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/request-tracker4@4.2.12-5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.2.11-2","4.2.12-3","4.2.12-4","4.2.12-5"],"ecosystem_specific":{"binaries":[{"binary_name":"request-tracker4","binary_version":"4.2.12-5"},{"binary_version":"4.2.12-5","binary_name":"rt4-apache2"},{"binary_version":"4.2.12-5","binary_name":"rt4-clients"},{"binary_name":"rt4-db-mysql","binary_version":"4.2.12-5"},{"binary_name":"rt4-db-postgresql","binary_version":"4.2.12-5"},{"binary_name":"rt4-db-sqlite","binary_version":"4.2.12-5"},{"binary_name":"rt4-doc-html","binary_version":"4.2.12-5"},{"binary_name":"rt4-fcgi","binary_version":"4.2.12-5"},{"binary_version":"4.2.12-5","binary_name":"rt4-standalone"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38562.json"}},{"package":{"name":"request-tracker4","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/request-tracker4@4.4.2-2ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.2-2ubuntu0.1~esm1"}]}],"versions":["4.4.1-5","4.4.2-1","4.4.2-2"],"ecosystem_specific":{"availability":"Available 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