{"id":"CVE-2021-33182","aliases":["EUVD-2021-19897","GHSA-r945-qf65-4pr8"],"status":"published","title":"Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in...","description":"Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in PDF Viewer component in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows remote authenticated users to read limited files via unspecified vectors.","severity":{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01112,"percentile":0.6621,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2021-06-01T09:50:17Z","modified":"2026-06-17T03:54:19Z","products":[{"vendor":"synology","product":"diskstation_manager"},{"vendor":"synology","product":"synology diskstation manager (dsm)"}],"references":[{"url":"https://www.synology.com/security/advisory/Synology_SA_21_03","tags":["x_refsource_CONFIRM","x_transferred","Not Applicable","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33182"},{"url":"https://github.com/advisories/GHSA-r945-qf65-4pr8"}],"sources":{"cve":[{"id":"CVE-2021-33182","description":"Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in PDF Viewer component in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows remote authenticated users to read limited files via unspecified vectors.","status":"published","published":"2021-06-01T09:50:17.599Z","modified":"2024-09-16T19:05:32.694Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:33:10.204494Z"}],"euvd":[{"id":"EUVD-2021-19897","description":"Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in PDF Viewer component in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows remote authenticated users to read limited files via unspecified vectors.","status":"published","published":"2021-06-01T09:50:17Z","modified":"2024-09-16T19:05:32Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:55:26.31684Z"}],"ghsa":[{"id":"GHSA-r945-qf65-4pr8","title":"Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in...","description":"Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in PDF Viewer component in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows remote authenticated users to read limited files via unspecified vectors.","status":"published","published":"2022-05-24T19:03:43Z","modified":"2025-01-14T21:32:49Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:59:31.794566Z"}],"nvd":[{"id":"CVE-2021-33182","description":"Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in PDF Viewer component in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows remote authenticated users to read limited files via unspecified vectors.","status":"published","published":"2021-06-01T14:15:10.147Z","modified":"2026-06-17T03:54:19.073Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:53.987491Z"}]}}