{"id":"CVE-2021-41634","aliases":["EUVD-2021-28647","GHSA-478q-3pj2-84wm"],"status":"published","title":"A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid...","description":"A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid FTP usernames.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00975,"percentile":0.62517,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-203"],"published":"2022-06-24T11:46:52Z","modified":"2026-06-17T04:08:44Z","products":[{"vendor":"melag","product":"ftp_server"}],"references":[{"url":"https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41634"},{"url":"https://github.com/advisories/GHSA-478q-3pj2-84wm"}],"sources":{"cve":[{"id":"CVE-2021-41634","description":"A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid FTP usernames.","status":"published","published":"2022-06-24T11:46:52Z","modified":"2024-08-04T03:15:29.244Z","updated_at":"2026-11-02T14:32:59.430294Z"}],"euvd":[{"id":"EUVD-2021-28647","description":"A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid FTP usernames.","status":"published","published":"2022-06-24T11:46:52Z","modified":"2024-08-04T03:15:29Z","updated_at":"2026-11-03T03:24:17.663217Z"}],"ghsa":[{"id":"GHSA-478q-3pj2-84wm","title":"A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid...","description":"A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid FTP usernames.","status":"published","published":"2022-06-25T00:01:01Z","modified":"2023-01-27T05:04:35Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:42:29.964757Z"}],"nvd":[{"id":"CVE-2021-41634","description":"A user enumeration vulnerability in MELAG FTP Server 2.2.0.4 allows an attacker to identify valid FTP usernames.","status":"published","published":"2022-06-24T12:15:07.99Z","modified":"2026-06-17T04:08:44.537Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","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-203"],"updated_at":"2026-11-02T14:07:06.501652Z"}]}}