DSA-2021-064: Dell EMC PowerScale OneFS Security Update for Multiple Vulnerabilities

Résumé: Dell EMC PowerScale OneFS remediation is available for multiple security vulnerabilities that may be exploited by malicious users to compromise the affected system.

Cet article concerne Cet article ne concerne pas Cet article n’est associé à aucun produit spécifique. Toutes les versions du produit ne sont pas identifiées dans cet article.

Impact

Critical

Détails

Proprietary Code CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2021-21527 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 may allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges. 6.0 AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CVE-2021-21550 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 may allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges. 6.0 AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Proprietary Code CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2021-21527 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 may allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges. 6.0 AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CVE-2021-21550 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 may allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges. 6.0 AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Dell Technologies recommande à tous les clients de prendre en compte à la fois le score de base CVSS et les scores temporels et environnementaux pertinents qui peuvent avoir un impact sur la gravité potentielle associée à une faille de sécurité donnée.

Produits concernés et mesure corrective

CVE(s) Addressed  Affected Version(s) Updated Version(s) Link to Update
CVE-2021-21527 9.0.0.x Upgrade your version of OneFS
PowerScale Download Area
9.1.0.x Download and install the April RUP
CVE-2021-21550 8.1.1, 8.2.1, and 9.0.0.x Upgrade your version of OneFS
8.1.2, 8.2.2, and 9.1.0.x Download and install the April RUP

Note: The table above may not be a comprehensive list of all affected supported versions and may be updated as more information becomes available.
CVE(s) Addressed  Affected Version(s) Updated Version(s) Link to Update
CVE-2021-21527 9.0.0.x Upgrade your version of OneFS
PowerScale Download Area
9.1.0.x Download and install the April RUP
CVE-2021-21550 8.1.1, 8.2.1, and 9.0.0.x Upgrade your version of OneFS
8.1.2, 8.2.2, and 9.1.0.x Download and install the April RUP

Note: The table above may not be a comprehensive list of all affected supported versions and may be updated as more information becomes available.

Solutions de contournement et mesures d’atténuation

CVE ID Workaround(s) or Mitigation(s)
CVE-2021-21527 None.
Note: This only is a concern if you have enabled SmartLock Compliance Mode.
CVE-2021-21550 None
Note: This only is a concern if you have enabled SmartLock Compliance Mode.

Historique des révisions

RevisionDateDescription
1.02021-05-03Initial Release

Informations connexes

Produits concernés

Product Security Information
Propriétés de l’article
Numéro d’article: 000185978
Type d’article: Dell Security Advisory
Dernière modification: 18 Sep 2025
Trouvez des réponses à vos questions auprès d’autres utilisateurs Dell
Services de support
Vérifiez si votre appareil est couvert par les services de support.