Eds G516e FirmwareOperating system · Moxa

CVE-2020-7007

CRITICAL · 9.8 CVSS v3.1 Published 2020-03-24
Fix available
A fix is available. Upgrade to after 5.2 or later.
See remediation →
100/100
Remediation priority · Urgent
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
In Moxa EDS-G516E Series firmware, Version 5.2 or lower, the attacker may execute arbitrary codes or target the device, causing it to go out of service.

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 · moderate confidence

Moxa EDS-G516E Series industrial ethernet switches running firmware version 5.2 or lower contain a critical vulnerability allowing remote attackers to execute arbitrary code or cause denial of service, potentially rendering the device inoperable.

MitigationUpgrade Moxa EDS-G516E Series firmware to a version higher than 5.2; if upgrade path unavailable, isolate affected devices on network segments with strict access controls to reduce exposure.

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
Eds G516e FirmwareOperating system
Affected:<= 5.2
Eds 510e FirmwareOperating system
Affected:<= 5.2

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
High
Availability
High

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

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. Identify the device model
    Access the device web interface, check the physical device label, or query via SNMP using sysDescr OID (1.3.6.1.2.1.1.1)
    Affected if Device is a Moxa EDS-G516E Series or EDS-510E Series industrial ethernet switch
  2. Determine the firmware version
    Log into the device web interface and navigate to System Settings > Firmware Version, or query the device via SNMP for the firmware version information
    Affected if Firmware version is 5.2 or lower (versions 5.2, 5.1, 5.0, etc.)
  3. Assess network accessibility
    Review network configuration to determine if the device management interface is reachable from network segments outside the local control plane
    Affected if Device is exposed to untrusted or external networks without proper network segmentation or access controls

You are affected if you have a Moxa EDS-G516E or EDS-510E Series switch running firmware version 5.2 or lower that is network-accessible to potential attackers.

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 5.2
Interim mitigation

Upgrade Moxa EDS-G516E Series firmware to a version higher than 5.2; if upgrade path unavailable, isolate affected devices on network segments with strict access controls to reduce exposure.

Fix this in Eds G516e Firmware Scoped from the published advisory
  • Consultation8.0 h
  • Implementation16.0 h
  • Testing12.0 h
  • Review / QA4.0 h
40.0 hours of engineering $7,000
Get the upgrade done

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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2020-7007 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

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-2020-7007 in production — separate from our analysis above.

No notes yet

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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