{"id":"CVE-2020-8503","aliases":["EUVD-2020-29369","GHSA-9p6c-3rgf-xgf4"],"status":"published","title":"Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows...","description":"Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows Insecure Direct Object Reference (IDOR) by an authenticated sender because of an error in a file-upload feature. This is fixed in 5.1.1068 and 6.0.1004.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00731,"percentile":0.54793,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2020-01-31T19:57:55Z","modified":"2026-06-17T03:26:28Z","products":[{"vendor":"biscom","product":"secure_file_transfer"}],"references":[{"url":"https://cve.biscom.com/bis-sft-cv-0008","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8503"},{"url":"https://github.com/advisories/GHSA-9p6c-3rgf-xgf4"}],"sources":{"cve":[{"id":"CVE-2020-8503","description":"Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows Insecure Direct Object Reference (IDOR) by an authenticated sender because of an error in a file-upload feature. This is fixed in 5.1.1068 and 6.0.1004.","status":"published","published":"2020-01-31T19:57:55Z","modified":"2024-08-04T10:03:46.155Z","updated_at":"2026-11-02T14:35:50.545879Z"}],"euvd":[{"id":"EUVD-2020-29369","description":"Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows Insecure Direct Object Reference (IDOR) by an authenticated sender because of an error in a file-upload feature. This is fixed in 5.1.1068 and 6.0.1004.","status":"published","published":"2020-01-31T19:57:55Z","modified":"2024-08-04T10:03:46Z","updated_at":"2026-11-03T03:07:57.14802Z"}],"ghsa":[{"id":"GHSA-9p6c-3rgf-xgf4","title":"Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows...","description":"Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows Insecure Direct Object Reference (IDOR) by an authenticated sender because of an error in a file-upload feature. This is fixed in 5.1.1068 and 6.0.1004.","status":"published","published":"2022-05-24T17:07:51Z","modified":"2023-01-29T05:01:16Z","updated_at":"2026-11-02T14:44:46.468507Z"}],"nvd":[{"id":"CVE-2020-8503","description":"Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows Insecure Direct Object Reference (IDOR) by an authenticated sender because of an error in a file-upload feature. This is fixed in 5.1.1068 and 6.0.1004.","status":"published","published":"2020-01-31T20:15:11.243Z","modified":"2026-06-17T03:26:28.85Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:05:53.837808Z"}]}}