{"id":"CVE-2023-42657","aliases":["EUVD-2023-47090","GHSA-vrp3-qmw4-rx8c"],"status":"published","title":"WS_FTP Server Directory Traversal","description":"In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a directory traversal vulnerability was discovered.  An attacker could leverage this vulnerability to perform file operations (delete, rename, rmdir, mkdir) on files and folders outside of their authorized WS_FTP folder path.  Attackers could also escape the context of the WS_FTP Server file structure and perform the same level of operations (delete, rename, rmdir, mkdir) on file and folder locations on the underlying operating system.","severity":{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.16008,"percentile":0.96928,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2023-09-27T14:49:03Z","modified":"2026-06-17T06:24:11Z","products":[{"vendor":"progress","product":"ws_ftp_server"},{"vendor":"progress software corporation","product":"ws_ftp server"}],"references":[{"url":"https://www.progress.com/ws_ftp","tags":["product","x_transferred","Product"]},{"url":"https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42657"},{"url":"https://github.com/advisories/GHSA-vrp3-qmw4-rx8c"}],"sources":{"cve":[{"id":"CVE-2023-42657","title":"WS_FTP Server Directory Traversal","description":"\n\n\nIn WS_FTP Server versions prior to 8.7.4 and 8.8.2, a directory traversal vulnerability was discovered.  An attacker could leverage this vulnerability to perform file operations (delete, rename, rmdir, mkdir) on files and folders outside of their authorized WS_FTP folder path.  Attackers could also escape the context of the WS_FTP Server file structure and perform the same level of operations (delete, rename, rmdir, mkdir) on file and folder locations on the underlying operating system.\n","status":"published","published":"2023-09-27T14:49:03.093Z","modified":"2024-09-24T14:19:21.64Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:35:18.16233Z"}],"euvd":[{"id":"EUVD-2023-47090","description":"\n\n\nIn WS_FTP Server versions prior to 8.7.4 and 8.8.2, a directory traversal vulnerability was discovered.  An attacker could leverage this vulnerability to perform file operations (delete, rename, rmdir, mkdir) on files and folders outside of their authorized WS_FTP folder path.  Attackers could also escape the context of the WS_FTP Server file structure and perform the same level of operations (delete, rename, rmdir, mkdir) on file and folder locations on the underlying operating system.\n","status":"published","published":"2023-09-27T14:49:03Z","modified":"2024-09-24T14:19:21Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:28:16.146478Z"}],"ghsa":[{"id":"GHSA-vrp3-qmw4-rx8c","title":"\nIn WS_FTP Server version 8.7.0 prior to 8.7.4 and\n\n version 8.8.0 prior to 8.8.2, a directory...","description":"\nIn WS_FTP Server version 8.7.0 prior to 8.7.4 and\n\n version 8.8.0 prior to 8.8.2, a directory traversal vulnerability was discovered.  An attacker could leverage this vulnerability to perform file operations (delete, rename, rmdir, mkdir) on files and folders outside of their authorized WS_FTP folder path.  Attackers could also escape the context of the WS_FTP Server file structure and perform the same level of operations (delete, rename, rmdir, mkdir) on file and folder locations on the underlying operating system.\n","status":"published","published":"2023-09-27T15:30:37Z","modified":"2024-04-04T07:54:35Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:56:55.990291Z"}],"nvd":[{"id":"CVE-2023-42657","description":"\n\n\nIn WS_FTP Server versions prior to 8.7.4 and 8.8.2, a directory traversal vulnerability was discovered.  An attacker could leverage this vulnerability to perform file operations (delete, rename, rmdir, mkdir) on files and folders outside of their authorized WS_FTP folder path.  Attackers could also escape the context of the WS_FTP Server file structure and perform the same level of operations (delete, rename, rmdir, mkdir) on file and folder locations on the underlying operating system.\n","status":"published","published":"2023-09-27T15:19:32.983Z","modified":"2026-06-17T06:24:11.83Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:08:31.699785Z"}]}}