dbcve.org
Emc Isilon OnefsApplication · Dell

CVE-2020-5364

HIGH · 7.5 CVSS v3.1 Published 2020-05-20
Fix available
A fix is available. Upgrade to after 8.2.2 or later.
See remediation →
84/100
Remediation priority · High
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Dell EMC Isilon OneFS versions 8.2.2 and earlier contain an SNMPv2 vulnerability. The SNMPv2 services is enabled, by default, with a pre-configured community string. This community string allows read-only access to many aspects of the Isilon cluster, some of which are considered sensitive and can foster additional access.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Dell EMC Isilon OneFS versions 8.2.2 and earlier have SNMPv2 enabled by default with a pre-configured community string. This default community string provides read-only access to sensitive cluster information, including system configuration details, performance metrics, and network topology data that could be leveraged for further attacks.

MitigationChange or disable the default SNMPv2 community string, or migrate to SNMPv3 which supports authentication and encryption. If SNMP is not required, disable the SNMP service entirely.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Emc Isilon OnefsApplication
Affected:<= 8.2.2

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Determine OneFS version
    Run 'isi version' command or check the OneFS web administration interface for the installed version number
    Affected if Version is 8.2.2 or earlier
  2. Verify SNMP service status
    Check if the SNMP service is enabled and running on the cluster via OneFS CLI ('isi services' command) or web UI
    Affected if SNMP service is running and enabled on the cluster
  3. Confirm SNMPv2 protocol in use
    Examine SNMP configuration to determine if SNMPv2c is the active protocol version
    Affected if SNMPv2c is enabled and configured
  4. Identify the community string
    Review SNMP community string configuration through OneFS web UI or CLI
    Affected if A default or well-known community string (such as 'public') is configured

The environment is affected if OneFS version 8.2.2 or earlier is running with SNMPv2 enabled and a default community string is in use.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Upgrade available Upgrade to a release after 8.2.2
Interim mitigation

Change or disable the default SNMPv2 community string, or migrate to SNMPv3 which supports authentication and encryption. If SNMP is not required, disable the SNMP service entirely.

Fix this in Emc Isilon Onefs Scoped from the published advisory
  • Consultation2.0 h
  • Implementation2.0 h
  • Testing2.0 h
  • Review / QA1.0 h
7.0 hours of engineering $1,240
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,984.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2020-5364 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

Get it on GitHub Scan in the browser

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2020-5364 in production — separate from our analysis above.

No notes yet

Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.

What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data