{"id":"CVE-2021-21550","aliases":["EUVD-2021-8822","GHSA-v765-4wqm-22jh"],"status":"published","title":"Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used...","description":"Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.","severity":{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00272,"percentile":0.19762,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2021-05-06T12:40:36Z","modified":"2026-06-17T03:35:45Z","products":[{"vendor":"dell","product":"emc_powerscale_onefs"},{"vendor":"dell","product":"powerscale onefs"}],"references":[{"url":"https://www.dell.com/support/kbdoc/000185978","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21550"},{"url":"https://github.com/advisories/GHSA-v765-4wqm-22jh"}],"sources":{"cve":[{"id":"CVE-2021-21550","description":"Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.","status":"published","published":"2021-05-06T12:40:36.679Z","modified":"2024-09-16T20:01:16.638Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:33:00.137099Z"}],"euvd":[{"id":"EUVD-2021-8822","description":"Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.","status":"published","published":"2021-05-06T12:40:36Z","modified":"2024-09-16T20:01:16Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","level":"medium"}],"updated_at":"2026-11-03T00:55:18.167658Z"}],"ghsa":[{"id":"GHSA-v765-4wqm-22jh","title":"Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used...","description":"Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.","status":"published","published":"2022-05-24T19:01:33Z","modified":"2023-01-29T05:06:11Z","cwes":["CWE-78"],"updated_at":"2026-11-02T14:45:58.127346Z"}],"nvd":[{"id":"CVE-2021-21550","description":"Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.","status":"published","published":"2021-05-06T13:15:11.267Z","modified":"2026-06-17T03:35:45.66Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:06:52.81233Z"}]}}