CVE-2021-21567
Dell PowerScale OneFS 9.1.0.x contains an improper privilege management vulnerability. It may...
Dell PowerScale OneFS 9.1.0.x contains an improper privilege management vulnerability. It may allow an authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE to elevate privilege.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Dell PowerScale OneFS 9.1.0.x contains an improper privilege management vulnerability. It may allow an authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE to elevate privilege.
- Record
CVE-2021-21567- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-732
- Updated
- 2026-11-02
EUVDEUVD-2021-8839
Dell PowerScale OneFS 9.1.0.x contains an improper privilege management vulnerability. It may allow an authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE to elevate privilege.
- Record
EUVD-2021-8839- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qg2f-q7g5-25q6
Dell PowerScale OneFS 9.1.0.x contains an improper privilege management vulnerability. It may...
Dell PowerScale OneFS 9.1.0.x contains an improper privilege management vulnerability. It may allow an authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE to elevate privilege.
- Record
GHSA-qg2f-q7g5-25q6- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269, CWE-732
- Updated
- 2026-11-02
NVD
Dell PowerScale OneFS 9.1.0.x contains an improper privilege management vulnerability. It may allow an authenticated user with ISI_PRIV_LOGIN_SSH and/or ISI_PRIV_LOGIN_CONSOLE to elevate privilege.
- Record
CVE-2021-21567- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-732, CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-21567 is a high vulnerability (CVSS 7.8) in Dell Powerscale Onefs, published August 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 11th percentile. No source names a fixed version.