{"id":"CVE-2020-21055","aliases":["EUVD-2020-13834","GHSA-r3xv-f88g-47pw"],"status":"published","title":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename...","description":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\\edit\\filerename.php.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0118,"percentile":0.6791,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2021-05-20T15:42:13Z","modified":"2026-10-20T10:52:09Z","products":[{"vendor":"fusionpbx","product":"fusionpbx"}],"references":[{"url":"https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-6/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/fusionpbx/fusionpbx/commit/1a88ca61a744914d3336cc15a40fb3edbcde9085","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21055"},{"url":"https://github.com/advisories/GHSA-r3xv-f88g-47pw"}],"sources":{"cve":[{"id":"CVE-2020-21055","description":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\\edit\\filerename.php.","status":"published","published":"2021-05-20T15:42:13Z","modified":"2024-08-04T14:22:25.462Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-13834","description":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\\edit\\filerename.php.","status":"published","published":"2021-05-20T15:42:13Z","modified":"2024-08-04T14:22:25Z","updated_at":"2026-11-03T03:07:23.734565Z"}],"ghsa":[{"id":"GHSA-r3xv-f88g-47pw","title":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename...","description":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\\edit\\filerename.php.","status":"published","published":"2022-05-24T19:02:51Z","modified":"2023-01-29T05:06:18Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:45:59.496932Z"}],"nvd":[{"id":"CVE-2020-21055","description":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\\edit\\filerename.php.","status":"published","published":"2021-05-20T16:15:07.8Z","modified":"2026-06-17T03:03:31.747Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:39.25999Z"}],"osv":[{"id":"CVE-2020-21055","description":"A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\\edit\\filerename.php.","status":"published","published":"2021-05-20T16:15:07.8Z","modified":"2026-10-20T10:52:09.179257044Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:15.212689Z"}]}}