{"id":"GHSA-whgv-8cg3-7hcm","summary":"Symphony Denial of Service Via Overlong Usernames","details":"The attemptAuthentication function in `Component/Security/Http/Firewall/UsernamePasswordFormAuthenticationListener.php` in Symfony before 2.3.41, 2.7.x before 2.7.13, 2.8.x before 2.8.6, and 3.0.x before 3.0.6 does not limit the length of a username stored in a session, which allows remote attackers to cause a denial of service (session storage consumption) via a series of authentication attempts with long, non-existent usernames.","aliases":["CVE-2016-4423"],"modified":"2024-12-08T05:28:38.584528Z","published":"2022-05-17T03:54:47Z","database_specific":{"github_reviewed_at":"2024-04-25T22:08:02Z","nvd_published_at":"2016-06-01T22:59:00Z","cwe_ids":[],"severity":"HIGH","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-4423"},{"type":"WEB","url":"https://github.com/symfony/symfony/pull/18733"},{"type":"WEB","url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2016-4423.yaml"},{"type":"WEB","url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2016-4423.yaml"},{"type":"WEB","url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2016-4423.yaml"},{"type":"PACKAGE","url":"https://github.com/symfony/symfony"},{"type":"WEB","url":"https://symfony.com/blog/cve-2016-4423-large-username-storage-in-session"},{"type":"WEB","url":"https://symfony.com/cve-2016-4423"},{"type":"WEB","url":"http://www.debian.org/security/2016/dsa-3588"}],"affected":[{"package":{"name":"symfony/security-http","ecosystem":"Packagist","purl":"pkg:composer/symfony/security-http"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.41"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-whgv-8cg3-7hcm/GHSA-whgv-8cg3-7hcm.json"}},{"package":{"name":"symfony/security-http","ecosystem":"Packagist","purl":"pkg:composer/symfony/security-http"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.7.13"}]}],"versions":["v2.4.0","v2.4.1","v2.4.10","v2.4.2","v2.4.3","v2.4.4","v2.4.5","v2.4.6","v2.4.7","v2.4.8","v2.4.9","v2.5.0","v2.5.0-BETA1","v2.5.0-BETA2","v2.5.0-RC1","v2.5.1","v2.5.10","v2.5.11","v2.5.12","v2.5.2","v2.5.3","v2.5.4","v2.5.5","v2.5.6","v2.5.7","v2.5.8","v2.5.9","v2.6.0","v2.6.0-BETA1","v2.6.0-BETA2","v2.6.1","v2.6.10","v2.6.11","v2.6.12","v2.6.13","v2.6.2","v2.6.3","v2.6.4","v2.6.5","v2.6.6","v2.6.7","v2.6.8","v2.6.9","v2.7.0","v2.7.0-BETA1","v2.7.0-BETA2","v2.7.1","v2.7.10","v2.7.11","v2.7.12","v2.7.2","v2.7.3","v2.7.4","v2.7.5","v2.7.6","v2.7.7","v2.7.8","v2.7.9"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-whgv-8cg3-7hcm/GHSA-whgv-8cg3-7hcm.json"}},{"package":{"name":"symfony/security-http","ecosystem":"Packagist","purl":"pkg:composer/symfony/security-http"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.8.0"},{"fixed":"2.8.6"}]}],"versions":["v2.8.0","v2.8.1","v2.8.2","v2.8.3","v2.8.4","v2.8.5"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-whgv-8cg3-7hcm/GHSA-whgv-8cg3-7hcm.json"}},{"package":{"name":"symfony/security-http","ecosystem":"Packagist","purl":"pkg:composer/symfony/security-http"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.0.6"}]}],"versions":["v3.0.0","v3.0.1","v3.0.2","v3.0.3","v3.0.4","v3.0.5"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-whgv-8cg3-7hcm/GHSA-whgv-8cg3-7hcm.json"}},{"package":{"name":"symfony/security","ecosystem":"Packagist","purl":"pkg:composer/symfony/security"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.41"}]}],"versions":["v2.3.0","v2.3.1","v2.3.10","v2.3.11","v2.3.12","v2.3.13","v2.3.14","v2.3.15","v2.3.16","v2.3.17","v2.3.18","v2.3.19","v2.3.2","v2.3.20","v2.3.21","v2.3.22","v2.3.23","v2.3.24","v2.3.25","v2.3.26","v2.3.27","v2.3.28","v2.3.29","v2.3.3","v2.3.30","v2.3.31","v2.3.32","v2.3.33","v2.3.34","v2.3.35","v2.3.36","v2.3.37","v2.3.38","v2.3.39","v2.3.4","v2.3.40","v2.3.5","v2.3.6","v2.3.7","v2.3.8","v2.3.9"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-whgv-8cg3-7hcm/GHSA-whgv-8cg3-7hcm.json"}},{"package":{"name":"symfony/security","ecosystem":"Packagist","purl":"pkg:composer/symfony/security"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.7.13"}]}],"versions":["v2.4.0","v2.4.1","v2.4.10","v2.4.2","v2.4.3","v2.4.4","v2.4.5","v2.4.6","v2.4.7","v2.4.8","v2.4.9","v2.5.0","v2.5.0-BETA1","v2.5.0-BETA2","v2.5.0-RC1","v2.5.1","v2.5.10","v2.5.11","v2.5.12","v2.5.2","v2.5.3","v2.5.4","v2.5.5","v2.5.6","v2.5.7","v2.5.8","v2.5.9","v2.6.0","v2.6.0-BETA1","v2.6.0-BETA2","v2.6.1","v2.6.10","v2.6.11","v2.6.12","v2.6.13","v2.6.2","v2.6.3","v2.6.4","v2.6.5","v2.6.6","v2.6.7","v2.6.8","v2.6.9","v2.7.0","v2.7.0-BETA1","v2.7.0-BETA2","v2.7.1","v2.7.10","v2.7.11","v2.7.12","v2.7.2","v2.7.3","v2.7.4","v2.7.5","v2.7.6","v2.7.7","v2.7.8","v2.7.9"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-whgv-8cg3-7hcm/GHSA-whgv-8cg3-7hcm.json"}},{"packag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