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CVE-2020-5355

MEDIUM
4.3
CVSS Score
Published: October 21, 2022 at 06:05 PM UTC
Updated: June 17, 2026 at 03:21 AM UTC
1 product affected across 1 vendorEMC Isilon Onefs

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

The Dell Isilon OneFS versions 8.2.2 and earlier SSHD process improperly allows Transmission Control Protocol (TCP) and stream forwarding. This provides the remotesupport user and users with restricted shells more access than is intended.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

EMC Isilon Onefs· Dell
95%
v ≤ 8.2.2v < 8.2.2
Affected range stops below 8.2.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://support.emc.com/kb/543561

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMdell
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-276

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