{"id":"CVE-2015-7503","aliases":["EUVD-2022-4795","GHSA-pm9m-w23q-5967","MGASA-2016-0196"],"status":"published","title":"Zend Framework Information Disclosure","description":"Zend Framework before 2.4.9, zend-framework/zend-crypt 2.4.x before 2.4.9, and 2.5.x before 2.5.2 allows remote attackers to recover the RSA private key.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01356,"percentile":0.71816,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200","CWE-320"],"published":"2016-05-21T22:11:24Z","modified":"2026-06-17T00:32:39Z","fixes":[{"ecosystem":"Packagist","package":"zendframework/zendframework","fixed_in":["2.5.2","2.4.9"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"zendframework/zend-crypt","fixed_in":["2.4.9","2.5.2"],"sources":["ghsa","osv"]},{"ecosystem":"Mageia:5","package":"php-ZendFramework2","fixed_in":["2.4.9-1.mga5"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"zendframework/zendframework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.5.2"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"zendframework/zend-crypt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.4.9"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"zendframework/zend-crypt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.5.2"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"zendframework/zendframework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.4.9"}]}]},{"source":"osv","ecosystem":"Packagist","package":"zendframework/zendframework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.5.2"}]}],"versions":["2.5.0","2.5.1"]},{"source":"osv","ecosystem":"Packagist","package":"zendframework/zend-crypt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.4.9"}]}],"versions":["2.0.3","2.0.4","2.0.5","2.0.6","2.0.7","2.0.8","2.1.0","2.1.1","2.1.2","2.1.3","2.1.4","2.1.5","2.1.6","2.2.0","2.2.0rc1","2.2.0rc2","2.2.0rc3","2.2.1","2.2.10","2.2.2","2.2.3","2.2.4","2.2.5","2.2.6","2.2.7","2.2.8","2.2.9","2.3.0","2.3.1","2.3.2","2.3.3","2.3.4","2.3.5","2.3.6","2.3.7","2.3.8","2.3.9","2.4.0","2.4.0rc1","2.4.0rc2","2.4.0rc3","2.4.0rc4","2.4.0rc5","2.4.0rc6","2.4.0rc7","2.4.1","2.4.2","2.4.3","2.4.4","2.4.5","2.4.6","2.4.7","2.4.8"]},{"source":"osv","ecosystem":"Packagist","package":"zendframework/zend-crypt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.5.2"}]}],"versions":["2.5.0","2.5.1"]},{"source":"osv","ecosystem":"Packagist","package":"zendframework/zendframework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.4.9"}]}],"versions":["2.0.0","2.0.1","2.0.2","2.0.3","2.0.4","2.0.5","2.0.6","2.0.7","2.0.8","2.1.0","2.1.1","2.1.2","2.1.3","2.1.4","2.1.5","2.1.6","2.2.0","2.2.0rc1","2.2.0rc2","2.2.0rc3","2.2.1","2.2.10","2.2.2","2.2.3","2.2.4","2.2.5","2.2.6","2.2.7","2.2.8","2.2.9","2.3.0","2.3.1","2.3.2","2.3.3","2.3.4","2.3.5","2.3.6","2.3.7","2.3.8","2.3.9","2.4.0","2.4.0rc1","2.4.0rc2","2.4.0rc3","2.4.0rc4","2.4.0rc5","2.4.0rc6","2.4.0rc7","2.4.1","2.4.2","2.4.3","2.4.4","2.4.5","2.4.6","2.4.7","2.4.8"]},{"source":"osv","ecosystem":"Mageia:5","package":"php-ZendFramework2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.9-1.mga5"}]}]}],"products":[{"vendor":"zend","product":"zend_framework"}],"references":[{"url":"https://framework.zend.com/security/advisory/ZF2015-10","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1283137","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-7503","tags":["advisory"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/zendframework/zend-crypt/CVE-2015-7503.yaml","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/zendframework/zendframework/CVE-2015-7503.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-pm9m-w23q-5967"},{"url":"https://github.com/zendframework/zendframework","tags":["package"]},{"url":"https://advisories.mageia.org/MGASA-2016-0196.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=18259","tags":["report"]},{"url":"http://framework.zend.com/security/advisory/ZF2015-10","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2015-7503","description":"Zend Framework before 2.4.9, zend-framework/zend-crypt 2.4.x before 2.4.9, and 2.5.x before 2.5.2 allows remote attackers to recover the RSA private key.","status":"published","published":"2017-10-10T16:00:00Z","modified":"2024-08-06T07:51:28.216Z","updated_at":"2026-11-02T14:35:44.404481Z"}],"euvd":[{"id":"EUVD-2022-4795","description":"Zend Framework before 2.4.9, zend-framework/zend-crypt 2.4.x before 2.4.9, and 2.5.x before 2.5.2 allows remote attackers to recover the RSA private key.","status":"published","published":"2017-10-10T16:00:00Z","modified":"2024-08-06T07:51:28Z","updated_at":"2026-11-03T02:21:52.097705Z"}],"ghsa":[{"id":"GHSA-pm9m-w23q-5967","title":"Zend Framework Information Disclosure","description":"Zend Framework before 2.4.9, zend-framework/zend-crypt 2.4.x before 2.4.9, and 2.5.x before 2.5.2 allows remote attackers to recover the RSA private key.","status":"published","published":"2022-05-17T00:26:26Z","modified":"2024-04-23T23:12:51Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:44.867253Z"}],"nvd":[{"id":"CVE-2015-7503","description":"Zend Framework before 2.4.9, zend-framework/zend-crypt 2.4.x before 2.4.9, and 2.5.x before 2.5.2 allows remote attackers to recover the RSA private key.","status":"published","published":"2017-10-10T16:29:00.48Z","modified":"2026-06-17T00:32:39.487Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-320"],"updated_at":"2026-11-02T14:03:19.244941Z"}],"osv":[{"id":"GHSA-pm9m-w23q-5967","title":"Zend Framework Information Disclosure","description":"Zend Framework before 2.4.9, zend-framework/zend-crypt 2.4.x before 2.4.9, and 2.5.x before 2.5.2 allows remote attackers to recover the RSA private key.","status":"published","published":"2022-05-17T00:26:26Z","modified":"2024-04-23T23:26:47.040968Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:53.244788Z"},{"id":"MGASA-2016-0196","title":"Updated php-ZendFramework2 packages fix CVE-2015-7503","description":"Updated php-ZendFramework2 packages fix security vulnerability:\n\nZend\\Crypt\\PublicKey\\Rsa\\PublicKey has a call to openssl_public_encrypt() which\nuses PHP's default $padding argument, which specifies OPENSSL_PKCS1_PADDING,\nindicating usage of PKCS1v1.5 padding. This padding has a known vulnerability,\nthe Bleichenbacher's chosen-ciphertext attack, which can be used to decrypt\narbitrary ciphertexts (CVE-2015-7503).\n","status":"published","published":"2016-05-21T22:11:24Z","modified":"2026-04-16T06:25:43.120428303Z","updated_at":"2026-11-02T15:49:39.792687Z"}]}}