Emc Powerscale Onefs
CVE-2021-21502
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
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.
AnalysisAI
Dell PowerScale OneFS versions 8.1.0 - 9.1.0 contain a "use of SSH key past account expiration" vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. 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. Affected products include: Dell Emc Powerscale Onefs.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.
More in Emc Powerscale Onefs
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Dell PowerScale OneFS, versions 8.2.x-9.3.0.x, contain an improper restriction of excessive authentication attempts. Rat
Dell PowerScale OneFS, versions 8.2.x-9.2.x, contain risky cryptographic algorithms. Rated critical severity (CVSS 9.8),
Dell PowerScale OneFS, versions 8.2.x-9.3.x, contain a predictable seed in pseudo-random number generator. Rated critica
Dell PowerScale OneFS, 8.2.2-9.3.x, contains a predictable file name from observable state vulnerability. Rated critical
Dell PowerScale OneFS 9.0.0.x - 9.4.0.x contain an insertion of sensitive information into log file vulnerability in cel
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Dell EMC PowerScale OneFS versions 8.2.x - 9.2.x contain an incorrect permission assignment vulnerability. Rated high se
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Dell EMC Isilon OneFS versions 8.2.2 and earlier and Dell EMC PowerScale OneFS version 9.0.0 contain a privilege escalat
Dell EMC Isilon OneFS versions 8.2.2 and earlier and Dell EMC PowerScale version 9.0.0 contain a file permissions vulner
Dell PowerScale OneFS 9.0.0.x - 9.4.0.x contain an insertion of sensitive information into log file vulnerability in pla
Same weakness CWE-287 – Improper Authentication
View allSame technique Authentication Bypass
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External POC / Exploit Code
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