{"id":"CVE-2021-21502","aliases":["EUVD-2021-8774","GHSA-pw6f-fxqf-2vxp"],"status":"published","title":"Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a \"use of SSH key past account expiration\"...","description":"Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a \"use of SSH key past account expiration\" vulnerability. A user on the network with the ISI_PRIV_AUTH_SSH RBAC privilege that has an expired account may potentially exploit this vulnerability, giving them access to the same things they had before account expiration. This may by a high privileged account and hence Dell recommends customers upgrade at the earliest opportunity.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01429,"percentile":0.73376,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-287"],"published":"2021-02-09T21:25:23Z","modified":"2026-06-17T03:35:41Z","products":[{"vendor":"dell","product":"emc_powerscale_onefs"},{"vendor":"dell","product":"powerscale onefs"}],"references":[{"url":"https://www.dell.com/support/kbdoc/en-us/000182873/dsa-2021-009-dell-powerscale-onefs-security-update-for-multiple-vulnerabilities","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21502"},{"url":"https://github.com/advisories/GHSA-pw6f-fxqf-2vxp"}],"sources":{"cve":[{"id":"CVE-2021-21502","description":"Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a \"use of SSH key past account expiration\" vulnerability. A user on the network with the ISI_PRIV_AUTH_SSH RBAC privilege that has an expired account may potentially exploit this vulnerability, giving them access to the same things they had before account expiration. This may by a high privileged account and hence Dell recommends customers upgrade at the earliest opportunity.","status":"published","published":"2021-02-09T21:25:23.168Z","modified":"2024-09-16T17:07:42.336Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:33:00.488332Z"}],"euvd":[{"id":"EUVD-2021-8774","description":"Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a \"use of SSH key past account expiration\" vulnerability. A user on the network with the ISI_PRIV_AUTH_SSH RBAC privilege that has an expired account may potentially exploit this vulnerability, giving them access to the same things they had before account expiration. This may by a high privileged account and hence Dell recommends customers upgrade at the earliest opportunity.","status":"published","published":"2021-02-09T21:25:23Z","modified":"2024-09-16T17:07:42Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:55:45.275329Z"}],"ghsa":[{"id":"GHSA-pw6f-fxqf-2vxp","title":"Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a \"use of SSH key past account expiration\"...","description":"Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a \"use of SSH key past account expiration\" vulnerability. A user on the network with the ISI_PRIV_AUTH_SSH RBAC privilege that has an expired account may potentially exploit this vulnerability, giving them access to the same things they had before account expiration. This may by a high privileged account and hence Dell recommends customers upgrade at the earliest opportunity.","status":"published","published":"2022-05-24T22:28:52Z","modified":"2023-01-27T05:03:44Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:42:18.839693Z"}],"nvd":[{"id":"CVE-2021-21502","description":"Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a \"use of SSH key past account expiration\" vulnerability. A user on the network with the ISI_PRIV_AUTH_SSH RBAC privilege that has an expired account may potentially exploit this vulnerability, giving them access to the same things they had before account expiration. This may by a high privileged account and hence Dell recommends customers upgrade at the earliest opportunity.","status":"published","published":"2021-02-09T22:15:13.697Z","modified":"2026-06-17T03:35:41.31Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:06:50.031227Z"}]}}