CVE-2017-2237
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 · uneditedToshiba Home gateway HEM-GW16A firmware HEM-GW16A-FW-V1.2.0 and earlier. Toshiba Home gateway HEM-GW26A firmware HEM-GW26A-FW-V1.2.0 and earlier allows an attacker to execute arbitrary OS commands via unspecified vectors.
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 confidenceOS command injection vulnerability in Toshiba Home gateway devices HEM-GW16A and HEM-GW26A allows unauthenticated remote attackers to execute arbitrary operating system commands on the device through improper input sanitization, likely in web interfaces or network services.
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<= 1.2.0<= 1.2.0CVSS 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:3.0/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 checksWork through these to decide whether this CVE applies to you.
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Identify device modelAccess the device's web administration interface or check network documentation to confirm the device is a Toshiba HEM-GW16A or HEM-GW26A gateway. The model number is typically displayed on the status page of the web interface or on a physical label on the device.Affected if The device is a Toshiba HEM-GW16A or HEM-GW26A model gateway.
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Check firmware versionLocate the firmware version in the device's web interface (usually under System, Status, or About sections) or via SNMP queries if available. Compare the installed version against the affected range.Affected if The firmware version is 1.2.0 or lower.
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Verify web interface exposureDetermine if the device's web management interface (HTTP/HTTPS ports) is accessible from untrusted networks by attempting to access the device IP from an external network or reviewing firewall rules.Affected if The web interface is exposed to untrusted networks without proper network segmentation.
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Check for unauthorized access indicatorsReview device logs for unexpected commands, new user accounts, or configuration changes. Monitor network traffic for suspicious outbound connections from the device that may indicate compromise.Affected if There are signs of unauthorized command execution or unexpected network behavior originating from the gateway.
If the device is a Toshiba HEM-GW16A or HEM-GW26A running firmware version 1.2.0 or lower with an exposed web interface, the environment is vulnerable to CVE-2017-2237 command injection.
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 dataApply available firmware updates from Toshiba; if no patch exists, isolate the device behind a firewall or replace the device, as command injection can lead to complete system compromise and potential lateral movement.
- Consultation2.0 h
- Implementation3.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2017-2237 — 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-2017-2237 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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