{"id":"CVE-2019-9648","aliases":[],"url":"https://o3.security/vulnerability/CVE-2019-9648","summary":"CoreFTP Directory Traversal","details":"An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674. A directory traversal vulnerability exists using the SIZE command along with a `\\..\\..\\` substring, allowing an attacker to enumerate file existence based on the returned information.","published":"2022-05-14T00:52:11Z","modified":"2026-09-10T03:49:42.797673914Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"epss":{"score":0.13265,"percentile":0.96157,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":3,"affectedPackages":[{"ecosystem":"NuGet","name":"CoreFtp","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-9648"},{"type":"PACKAGE","url":"https://github.com/sparkeh9/CoreFTP"},{"type":"WEB","url":"https://seclists.org/fulldisclosure/2019/Mar/23"},{"type":"WEB","url":"https://web.archive.org/web/20210125013812/https://www.securityfocus.com/bid/107446"},{"type":"WEB","url":"https://www.exploit-db.com/exploits/46535"},{"type":"WEB","url":"http://packetstormsecurity.com/files/154204/CoreFTP-Server-SIZE-Directory-Traversal.html"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2019/Aug/21"},{"type":"WEB","url":"http://www.coreftp.com/forums/viewtopic.php?f=15&t=4022509"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-10T03:49:42.797673914Z"}}