TI-2020-04372 Aliases CVE-2020-5318 GHSA-66v6-5j2p-j3gh

Improper authorization in Dell Isilon OneFS

LOW 35CWE-285Published 2020-02-06 · Updated 2024-09-16

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-285.

Summary

Dell EMC Isilon OneFS versions 8.1.2, 8.1.0.4, 8.1.0.3, and 8.0.0.7 contain a vulnerability in some configurations. An attacker may exploit this vulnerability to gain access to restricted files. The non-RAN HTTP and WebDAV file-serving components have a vulnerability wherein when either are enabled, and Basic Authentication is enabled for either or both components, files are accessible without authentication.

Why it matters now

EPSS 0.01126 66th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

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	Isilon OneFS	8.1.2, 8.1.0.4, 8.1.0.3, 8.0.0.7	—	No fix listed	CNA

Isilon OneFS VendorDell Affected 8.1.2, 8.1.0.4, 8.1.0.3, 8.0.0.7 Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPE	Versions	Role	Vendor
cpe:2.3:a:dell:emc_isilon_onefs:8.0.0.7:::::::*	8.0.0.7	Vulnerable	Dell
cpe:2.3:a:dell:emc_isilon_onefs:8.1.0.3:::::::*	8.1.0.3	Vulnerable	Dell
cpe:2.3:a:dell:emc_isilon_onefs:8.1.0.4:::::::*	8.1.0.4	Vulnerable	Dell
cpe:2.3:a:dell:emc_isilon_onefs:8.1.2:::::::*	8.1.2	Vulnerable	Dell

cpe:2.3:a:dell:emc_isilon_onefs:8.0.0.7:*:*:*:*:*:*:* Versions 8.0.0.7 Vulnerable ·Dell
cpe:2.3:a:dell:emc_isilon_onefs:8.1.0.3:*:*:*:*:*:*:* Versions 8.1.0.3 Vulnerable ·Dell
cpe:2.3:a:dell:emc_isilon_onefs:8.1.0.4:*:*:*:*:*:*:* Versions 8.1.0.4 Vulnerable ·Dell
cpe:2.3:a:dell:emc_isilon_onefs:8.1.2:*:*:*:*:*:*:* Versions 8.1.2 Vulnerable ·Dell

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-5318
2026-10-03 Alias added: GHSA-66v6-5j2p-j3gh

References

Advisory 1

https://www.dell.com/support/security/en-us/details/540708/DSA-2020-018-Dell-EMC-Isilon-OneFS-Security-Update-for-Improper-Authorization-Vulnerability

TI-2020-04381 Missing authentication in Dell Isilon OneFS CVSS 3.1CRITICAL 9.8
TI-2018-01124 Cross-site request forgery in Dell EMC Isilon OneFS CVSS 3.0HIGH 8.8
TI-2020-04422 Incorrect permission assignment in Dell Isilon OneFS CVSS 3.1HIGH 8.8
TI-2020-04420 Incorrect permission assignment in Dell Isilon OneFS CVSS 3.1HIGH 8.8
TI-2020-04405 Incorrect default permissions in Dell Isilon OneFS CVSS 3.1HIGH 8.8
TI-2020-16010 Incorrect default permissions in Dell PowerScale OneFS CVSS 3.1HIGH 8.8

See all 13 →

Sources

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