Read the docs
TI-2026-17308 Aliases CVE-2026-21423GHSA-7gpw-84fj-jjh8

Incorrect default permissions in Dell PowerScale OneFS

Priority LOW 31CWE-276Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Dell PowerScale OneFS, versions prior to 9.10.1.6 and versions 9.11.0.0 through 9.12.0.1, contains an incorrect default permissions vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to code execution, denial of service, elevation of privileges, and information disclosure.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00181 7th percentileScored 2026-11-07
Fix Fixed PowerScale OneFS (Dell): 9.13.0.0 or later, 9.10.1.6 or later

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
DellPowerScale OneFS9.11.0.0 through 9.12.0.1 to before 9.13.0.0 or later; Versions prior to 9.10.1.6 to before 9.10.1.6 or later9.13.0.0 or later, 9.10.1.6 or laterPatch availableCNA
  • PowerScale OneFS VendorDell Affected 9.11.0.0 through 9.12.0.1 to before 9.13.0.0 or later; Versions prior to 9.10.1.6 to before 9.10.1.6 or later Fixed in 9.13.0.0 or later, 9.10.1.6 or later Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:dell:powerscale_onefs:*:*:*:*:*:*:*:*before 9.10.1.6; 9.11.0.0 to before 9.13.0.0VulnerableDell
  • cpe:2.3:o:dell:powerscale_onefs:*:*:*:*:*:*:*:* Versions before 9.10.1.6; 9.11.0.0 to before 9.13.0.0 Vulnerable ·Dell

Remediation

  • Fix · CNA PowerScale OneFS (Dell) Fixed in 9.13.0.0 or later, 9.10.1.6 or later

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Dell PowerScale OneFS — dell.com/support/kbdoc/en-sg/000432452/dsa-2026-038-securit…

    6 records Highest priority Priority LOW 6 LOW

    Other records, highest priority first

    • TI-2026-17310 Dell PowerScale OneFS, versions prior to 9.10.1.6 and versions 9.11.0.0 through 9.12.0.1…Priority LOW 35
    • TI-2026-17311 Dell PowerScale OneFS, versions prior to 9.10.1.6 and versions 9.11.0.0 through 9.12.0.1…Priority LOW 31
    • TI-2026-17309 Dell PowerScale OneFS, versions prior to 9.10.1.6 and versions 9.11.0.0 through 9.12.0.1…Priority LOW 31
    Show all 6 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-21423
  2. 2026-10-03 Alias added: GHSA-7gpw-84fj-jjh8

References

Advisory 1

  • TI-2023-15775 Protection mechanism failure in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
  • TI-2025-20488 Dell PowerScale OneFS, versions 9.5.0.0 through 9.10.1.0, contains a use of default… CVSS 3.1CRITICAL 9.8
  • TI-2024-35757 Missing authorization in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
  • TI-2026-17887 Missing brute-force protection in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
  • TI-2022-13268 Broken or risky cryptographic algorithm in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
  • TI-2022-13267 Information disclosure through error messages in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.6
See all 97 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences