{"id":"CVE-2017-5630","aliases":["GHSA-xxv8-pv43-57x5"],"url":"https://o3.security/vulnerability/CVE-2017-5630","summary":"PEAR core file overwrite vulnerability","details":"PECL in the download utility class in the Installer in PEAR Base System v1.10.1 does not validate file types and filenames after a redirect, which allows remote HTTP servers to overwrite files via crafted responses, as demonstrated by a .htaccess overwrite.","published":"2017-02-01T23:59:00.137Z","modified":"2026-03-15T22:16:24.751510Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"pear/pear","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"http://pear.php.net/bugs/bug.php?id=21171"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/95882"},{"type":"ADVISORY","url":"https://www.exploit-db.com/exploits/41185/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-03-15T22:16:24.751510Z"}}