{"id":"CVE-2021-41638","aliases":["EUVD-2021-28651","GHSA-m56w-5xpw-w7wc"],"status":"published","title":"The authentication checks of the MELAG FTP Server in version 2.2.0.4 are incomplete, which allows...","description":"The authentication checks of the MELAG FTP Server in version 2.2.0.4 are incomplete, which allows a remote attacker to access local files only by using a valid username.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01746,"percentile":0.78127,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2022-06-24T11:44:02Z","modified":"2026-06-17T04:08:45Z","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-2021-41638"},{"url":"https://github.com/advisories/GHSA-m56w-5xpw-w7wc"}],"sources":{"cve":[{"id":"CVE-2021-41638","description":"The authentication checks of the MELAG FTP Server in version 2.2.0.4 are incomplete, which allows a remote attacker to access local files only by using a valid username.","status":"published","published":"2022-06-24T11:44:02Z","modified":"2024-08-04T03:15:29.322Z","updated_at":"2026-11-02T14:32:59.105382Z"}],"euvd":[{"id":"EUVD-2021-28651","description":"The authentication checks of the MELAG FTP Server in version 2.2.0.4 are incomplete, which allows a remote attacker to access local files only by using a valid username.","status":"published","published":"2022-06-24T11:44:02Z","modified":"2024-08-04T03:15:29Z","updated_at":"2026-11-03T03:24:17.663217Z"}],"ghsa":[{"id":"GHSA-m56w-5xpw-w7wc","title":"The authentication checks of the MELAG FTP Server in version 2.2.0.4 are incomplete, which allows...","description":"The authentication checks of the MELAG FTP Server in version 2.2.0.4 are incomplete, which allows a remote attacker to access local files only by using a valid username.","status":"published","published":"2022-06-25T00:01:01Z","modified":"2023-01-27T05:04:35Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:42:29.964757Z"}],"nvd":[{"id":"CVE-2021-41638","description":"The authentication checks of the MELAG FTP Server in version 2.2.0.4 are incomplete, which allows a remote attacker to access local files only by using a valid username.","status":"published","published":"2022-06-24T12:15:08.203Z","modified":"2026-06-17T04:08:45.007Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/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-287"],"updated_at":"2026-11-02T14:07:06.501652Z"}]}}