Security readout for executives and security teams
Plain-English summary
Dell EMC PowerScale OneFS can write sensitive information into log files. Someone with specific local SSH, console, or support privileges could read those logs, and external log collection systems may also receive the same sensitive data.
Executive priority
Prioritize this for PowerScale environments because storage infrastructure logs can expose sensitive operational or credential material. Urgency is high where many administrators, support users, or external log platforms can access OneFS logs.
Technical view
CVE-2021-36278 is a CWE-532 sensitive information exposure in Dell EMC PowerScale OneFS log files. The CVE text names versions 8.2.x, 9.1.0.x, and 9.1.1.1. Exploitation requires the listed local privileges, although the supplied CVSS vector describes network, no-privilege access.
Likely exposure
Exposure is most likely in organizations running Dell EMC PowerScale OneFS 8.2.x, 9.1.0.x, or 9.1.1.1, especially where privileged local users exist or OneFS logs are forwarded to third-party logging platforms.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. The realistic risk is unauthorized disclosure through log access by privileged local users or downstream log consumers.
Researcher notes
Evidence is limited to the CVE bundle and Dell advisory reference. The CVE description implies privileged local access, while the supplied CVSS vector indicates network and no privileges; validate severity and affected versions against Dell’s advisory before reporting exposure.
Mitigation direction
- Review Dell advisory 000190408 for vendor-fixed versions or supported remediation.
- Inventory PowerScale OneFS versions across all clusters.
- Limit ISI_PRIV_LOGIN_SSH, ISI_PRIV_LOGIN_CONSOLE, and ISI_PRIV_SYS_SUPPORT assignments.
- Review third-party log forwarding, retention, and access controls.
- Treat confirmed exposed secrets as compromised and rotate them.
Validation and detection
- Confirm whether any clusters run the affected OneFS versions.
- List users and roles holding the named OneFS privileges.
- Identify systems that ingest or store OneFS logs.
- Review affected logs for sensitive data using approved handling procedures.
- Verify remediation status against Dell’s advisory.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-532: Exact CWE lookup
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Open ATT&CK lookupCVE-2021-36278 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H2.25.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.1HighVector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.dell.com/support/kbdoc/000190408CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.