TI-2020-16021 Aliases CVE-2020-26195 GHSA-55h2-p95w-q7pv

Improper handling of exceptional conditions in Dell PowerScale OneFS

LOW 28CWE-280Published 2021-02-09 · Updated 2024-09-16

Key facts

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

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

Summary

Dell EMC PowerScale OneFS versions 8.1.2 – 9.1.0 contain an issue where the OneFS SMB directory auto-create may erroneously create a directory for a user. A remote unauthenticated attacker may take advantage of this issue to slow down the system.

Why it matters now

EPSS 0.01826 78th percentileScored 2026-11-07

Fix Fixed PowerScale OneFS (Dell): 8.1.2, 8.2.2, 9.0+

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Dell	PowerScale OneFS	before 8.1.2, 8.2.2, 9.0+	8.1.2, 8.2.2, 9.0+	Patch available	CNA

PowerScale OneFS VendorDell Affected before 8.1.2, 8.2.2, 9.0+ Fixed in 8.1.2, 8.2.2, 9.0+ Patch available CNA

CPE configurations NVD · 6

CPE	Versions	Role	Vendor
cpe:2.3:o:dell:emc_powerscale_onefs:8.1.2:::::::*	8.1.2	Vulnerable	Dell
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.0:::::::*	8.2.0	Vulnerable	Dell
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.1:::::::*	8.2.1	Vulnerable	Dell
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.2:::::::*	8.2.2	Vulnerable	Dell
cpe:2.3:o:dell:emc_powerscale_onefs:9.0.0:::::::*	9.0.0	Vulnerable	Dell
cpe:2.3:o:dell:emc_powerscale_onefs:9.1.0:::::::*	9.1.0	Vulnerable	Dell

cpe:2.3:o:dell:emc_powerscale_onefs:8.1.2:*:*:*:*:*:*:* Versions 8.1.2 Vulnerable ·Dell
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.0:*:*:*:*:*:*:* Versions 8.2.0 Vulnerable ·Dell
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.1:*:*:*:*:*:*:* Versions 8.2.1 Vulnerable ·Dell
cpe:2.3:o:dell:emc_powerscale_onefs:8.2.2:*:*:*:*:*:*:* Versions 8.2.2 Vulnerable ·Dell
cpe:2.3:o:dell:emc_powerscale_onefs:9.0.0:*:*:*:*:*:*:* Versions 9.0.0 Vulnerable ·Dell
cpe:2.3:o:dell:emc_powerscale_onefs:9.1.0:*:*:*:*:*:*:* Versions 9.1.0 Vulnerable ·Dell

Remediation

Fix · CNA PowerScale OneFS (Dell) Fixed in 8.1.2, 8.2.2, 9.0+

Timeline

2026-10-02 Threatist record created from CVE-2020-26195
2026-10-03 Alias added: GHSA-55h2-p95w-q7pv

References

Advisory 1

https://www.dell.com/support/kbdoc/en-us/000182873/dsa-2021-009-dell-powerscale-onefs-security-update-for-multiple-vulnerabilities

TI-2022-22190 Improper privilege management in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
TI-2022-10097 Dell PowerScale OneFS, versions 8.2.x-9.3.x, contain a predictable seed in pseudo-random… CVSS 3.1CRITICAL 9.8
TI-2022-06835 Missing brute-force protection in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
TI-2021-04595 Improper authentication in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
TI-2022-22189 Improper certificate validation in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8
TI-2022-15270 Insufficiently protected credentials in Dell PowerScale OneFS CVSS 3.1CRITICAL 9.8

See all 83 →

Sources

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