{"id":"CVE-2015-8125","aliases":["DEBIAN-CVE-2015-8125","DSA-3402-1","EUVD-2022-3930","GHSA-g97c-jfx6-xvxh","UBUNTU-CVE-2015-8125"],"status":"published","title":"Symfony Vulnerable to Timing Attack","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02545,"percentile":0.85101,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-208"],"published":"2015-11-24T00:00:00Z","modified":"2026-09-09T06:47:24Z","fixes":[{"ecosystem":"Packagist","package":"symfony/symfony","fixed_in":["2.3.35","2.7.7","2.6.12"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"symfony/form","fixed_in":["2.3.35","2.6.12","2.7.7"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"symfony/security-http","fixed_in":["2.6.12","2.7.7"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"symfony/security","fixed_in":["2.3.35","2.6.12","2.7.7"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"symfony","fixed_in":["2.7.7+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"symfony","fixed_in":["2.7.7+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"symfony","fixed_in":["2.7.7+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.35"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/form","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.35"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/form","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/form","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.35"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.7+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.7+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.7+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.21+dfsg-4+deb8u2"}]}],"versions":["2.3.21+dfsg-4","2.3.21+dfsg-4+deb8u1"],"bundled":2},{"source":"osv","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.35"}]}],"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","v2.3.4","v2.3.5","v2.3.6","v2.3.7","v2.3.8","v2.3.9"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}],"versions":["v2.7.0","v2.7.1","v2.7.2","v2.7.3","v2.7.4","v2.7.5","v2.7.6"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/form","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.35"}]}],"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","v2.3.4","v2.3.5","v2.3.6","v2.3.7","v2.3.8","v2.3.9"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/form","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}],"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","v2.6.2","v2.6.3","v2.6.4","v2.6.5","v2.6.6","v2.6.7","v2.6.8","v2.6.9"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/form","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}],"versions":["v2.7.0","v2.7.1","v2.7.2","v2.7.3","v2.7.4","v2.7.5","v2.7.6"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}],"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","v2.6.2","v2.6.3","v2.6.4","v2.6.5","v2.6.6","v2.6.7","v2.6.8","v2.6.9"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/security-http","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}],"versions":["v2.7.0","v2.7.1","v2.7.2","v2.7.3","v2.7.4","v2.7.5","v2.7.6"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.35"}]}],"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","v2.3.4","v2.3.5","v2.3.6","v2.3.7","v2.3.8","v2.3.9"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}],"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","v2.6.2","v2.6.3","v2.6.4","v2.6.5","v2.6.6","v2.6.7","v2.6.8","v2.6.9"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/security","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.7.0"},{"fixed":"2.7.7"}]}],"versions":["v2.7.0","v2.7.1","v2.7.2","v2.7.3","v2.7.4","v2.7.5","v2.7.6"]},{"source":"osv","ecosystem":"Packagist","package":"symfony/symfony","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0"},{"fixed":"2.6.12"}]}],"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","v2.6.2","v2.6.3","v2.6.4","v2.6.5","v2.6.6","v2.6.7","v2.6.8","v2.6.9"]}],"products":[{"vendor":"sensiolabs","product":"symfony"}],"references":[{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173271.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173300.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://www.debian.org/security/2015/dsa-3402","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory","web"]},{"url":"https://symfony.com/blog/cve-2015-8125-potential-remote-timing-attack-vulnerability-in-security-remember-me-service","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","advisory","fix","web"]},{"url":"http://www.securityfocus.com/bid/77692","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-8125","tags":["advisory"]},{"url":"https://github.com/symfony/symfony/pull/16630","tags":["web","report"]},{"url":"https://web.archive.org/web/20200228050051/http://www.securityfocus.com/bid/77692","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/form/CVE-2015-8125.yaml","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2015-8125.yaml","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2015-8125.yaml","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2015-8125.yaml","tags":["web"]},{"url":"https://symfony.com/cve-2015-8125","tags":["web"]},{"url":"https://github.com/advisories/GHSA-g97c-jfx6-xvxh"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-8125","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-8125","tags":["report"]},{"url":"http://symfony.com/blog/cve-2015-8125-potential-remote-timing-attack-vulnerability-in-security-remember-me-service","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-8125","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-8125","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.","status":"published","published":"2015-12-07T20:00:00Z","modified":"2024-08-06T08:13:31.682Z","updated_at":"2026-11-02T14:35:40.900357Z"}],"euvd":[{"id":"EUVD-2022-3930","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.","status":"published","published":"2015-12-07T20:00:00Z","modified":"2024-08-06T08:13:31Z","updated_at":"2026-11-03T01:57:27.742981Z"}],"ghsa":[{"id":"GHSA-g97c-jfx6-xvxh","title":"Symfony Vulnerable to Timing Attack","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) `Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices` or (2) `Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener` class in the Symfony Security Component, or (3) legacy CSRF implementation from the `Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider` class in the Symfony Form component.","status":"published","published":"2022-05-17T03:25:24Z","modified":"2024-02-05T10:40:25Z","cwes":["CWE-208"],"updated_at":"2026-11-02T14:37:35.293818Z"}],"nvd":[{"id":"CVE-2015-8125","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.","status":"published","published":"2015-12-07T20:59:15.487Z","modified":"2026-06-17T00:34:04.347Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:03:14.501367Z"}],"osv":[{"id":"CVE-2015-8125","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.","status":"published","published":"2015-12-07T20:59:15Z","modified":"2026-04-10T03:46:29.955901Z","updated_at":"2026-11-02T15:44:01.068991Z"},{"id":"DEBIAN-CVE-2015-8125","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.","status":"published","published":"2015-12-07T20:59:15.487Z","modified":"2026-09-09T06:47:24.539534852Z","updated_at":"2026-11-02T15:45:27.04239Z"},{"id":"DSA-3402-1","title":"symfony - security update","status":"published","published":"2015-11-24T00:00:00Z","modified":"2026-03-09T01:22:15.101165Z","updated_at":"2026-11-02T15:46:16.199525Z"},{"id":"GHSA-g97c-jfx6-xvxh","title":"Symfony Vulnerable to Timing Attack","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) `Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices` or (2) `Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener` class in the Symfony Security Component, or (3) legacy CSRF implementation from the `Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider` class in the Symfony Form component.","status":"published","published":"2022-05-17T03:25:24Z","modified":"2024-11-30T05:38:39.14684Z","cwes":["CWE-208"],"updated_at":"2026-11-02T15:46:47.472172Z"},{"id":"UBUNTU-CVE-2015-8125","description":"Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.","status":"withdrawn","published":"2015-12-07T20:59:00Z","modified":"2025-07-16T08:11:46.083929Z","updated_at":"2026-11-02T15:54:10.737723Z"}]}}