CVE-2018-18392
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 · uneditedPrivilege Escalation via Broken Access Control in Moxa ThingsPro IIoT Gateway and Device Management Software Solutions version 2.1.
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 confidenceBroken access control in Moxa ThingsPro IIoT Gateway and Device Management Software version 2.1 allows unprivileged users to escalate privileges, likely through missing or inadequate authorization checks on sensitive operations or APIs.
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= 2.1CVSS 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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.0/AV:N/AC:L/PR:L/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 checksWork through these to decide whether this CVE applies to you.
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Confirm Moxa ThingsPro is installedLocate the ThingsPro installation directory or check system services for thingspro-related processes (e.g., ps aux | grep -i thingspro, or check /opt/ThingsPro if it exists)Affected if The software is present on the system
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Identify installed ThingsPro versionCheck the version of ThingsPro using the product's built-in version command, about dialog, or version file in the installation directoryAffected if The installed version is exactly 2.1 (== 2.1)
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Verify user account configurationExamine user accounts configured within ThingsPro (check /etc/passwd, /opt/ThingsPro/users/, or ThingsPro admin panel for user roles)Affected if Multiple user accounts exist with different privilege levels
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Check for privilege escalation pathsReview ThingsPro API endpoints, scripts, or management interfaces for operations that should require elevated privileges but lack authorization checksAffected if Sensitive operations (user management, system configuration, device control) are accessible without proper authorization validation
If ThingsPro version 2.1 is installed and contains multiple user accounts with varying privilege levels, the environment is likely affected by this privilege escalation vulnerability.
Generated from the published advisory. Verify against your own configuration.
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 dataImplement proper role-based access control (RBAC) with authorization checks on all privileged operations; update to patched version if available; audit existing access control logic.
- Consultation6.0 h
- Implementation12.0 h
- Testing10.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $9,504.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2018-18392 — 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 sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2018-18392 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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
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