{"id":"CVE-2021-21528","aliases":["EUVD-2021-8800","GHSA-2x5m-6jx4-jr66"],"status":"published","title":"Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information...","description":"Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. This vulnerability is triggered when upgrading from a previous versions.","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":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00986,"percentile":0.62834,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-548"],"published":"2021-11-12T22:15:15Z","modified":"2026-06-17T03:35:43Z","products":[{"vendor":"dell","product":"emc_powerscale_onefs"},{"vendor":"dell","product":"powerscale onefs"}],"references":[{"url":"https://www.dell.com/support/kbdoc/en-us/000193005/","tags":["x_refsource_MISC","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21528"},{"url":"https://github.com/advisories/GHSA-2x5m-6jx4-jr66"}],"sources":{"cve":[{"id":"CVE-2021-21528","description":"Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. This vulnerability is triggered when upgrading from a previous versions.","status":"published","published":"2021-11-12T22:15:15.785Z","modified":"2024-09-16T19:14:56.49Z","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":"cna"}],"cwes":["CWE-548"],"updated_at":"2026-11-02T14:33:00.137099Z"}],"euvd":[{"id":"EUVD-2021-8800","description":"Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. This vulnerability is triggered when upgrading from a previous versions.","status":"published","published":"2021-11-12T22:15:15Z","modified":"2024-09-16T19:14:56Z","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"}],"updated_at":"2026-11-03T00:55:24.732716Z"}],"ghsa":[{"id":"GHSA-2x5m-6jx4-jr66","title":"Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information...","description":"Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. This vulnerability is triggered when upgrading from a previous versions.","status":"published","published":"2022-05-24T19:20:37Z","modified":"2023-01-30T05:03:50Z","cwes":["CWE-548"],"updated_at":"2026-11-02T14:46:55.198962Z"}],"nvd":[{"id":"CVE-2021-21528","description":"Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. This vulnerability is triggered when upgrading from a previous versions.","status":"published","published":"2021-11-12T23:15:08.24Z","modified":"2026-06-17T03:35:43.33Z","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":"secondary"},{"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-548"],"updated_at":"2026-11-02T14:07:00.984108Z"}]}}