{"id":"BIT-libphp-2024-2757","summary":"PHP mb_encode_mimeheader runs endlessly for some inputs","details":"In PHP 8.3.* before 8.3.5, function mb_encode_mimeheader() runs endlessly for some inputs that contain long strings of non-space characters followed by a space. This could lead to a potential DoS attack if a hostile user sends data to an application that uses this function.","aliases":["BIT-php-2024-2757","BIT-php-min-2024-2757","CVE-2024-2757"],"modified":"2025-11-06T13:25:46.476Z","published":"2025-08-11T13:54:14.986Z","database_specific":{"cpes":["cpe:2.3:a:php:php:*:*:*:*:*:*:*:*"],"severity":"High"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/04/12/11"},{"type":"WEB","url":"https://github.com/php/php-src/security/advisories/GHSA-fjp9-9hwx-59fq"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-2757"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20240510-0011/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/"}],"affected":[{"package":{"name":"libphp","ecosystem":"Bitnami","purl":"pkg:bitnami/libphp"},"ranges":[{"type":"SEMVER","events":[{"introduced":"8.3.0"},{"fixed":"8.3.5"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/libphp/BIT-libphp-2024-2757.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}],"schema_version":"1.7.3"}