CVE-2019-25487
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 · uneditedSAPIDO RB-1732 V2.0.43 contains a remote command execution vulnerability that allows unauthenticated attackers to execute arbitrary system commands by submitting malicious input to the formSysCmd endpoint. Attackers can send POST requests with the sysCmd parameter containing shell commands to execute code on the device with router privileges.
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 confidenceThe SAPIDO RB-1732 router firmware v2.0.43 has an unauthenticated remote command execution vulnerability in the formSysCmd endpoint. Attackers can send POST requests with shell commands in the sysCmd parameter, allowing arbitrary code execution with router-level privileges.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
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 checksWork through these to decide whether this CVE applies to you.
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Identify the router modelCheck the device label or access the router's web admin interface to confirm the model number is SAPIDO RB-1732Affected if The device is a SAPIDO RB-1732 router
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Check the firmware versionIn the router admin interface, navigate to the firmware or system information page to find the installed firmware versionAffected if The firmware version is 2.0.43 or falls within the v2.0.x range prior to any patching
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Verify formSysCmd endpoint availabilityAttempt to access the URI /goform/formSysCmd (or /cgi-bin/formSysCmd) on the router's web server without providing any login credentialsAffected if The endpoint responds with a command input page or accepts commands without requiring authentication
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Test for unauthenticated command executionSend a POST request to the formSysCmd endpoint with a harmless test command in the sysCmd parameter (e.g., echo test) and observe if the command output is returnedAffected if The router executes the supplied command and returns output without any authentication being required
The device is affected if it is a SAPIDO RB-1732 router running firmware v2.0.43 (or similar vulnerable v2.0.x versions) and the formSysCmd endpoint accepts and executes commands without authentication.
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 any available vendor firmware update; if unavailable, disable or restrict access to the formSysCmd endpoint via firewall rules and network segmentation.
- Consultation4.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2019-25487 — 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-2019-25487 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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- Version or environment caveats, and links to real fixes
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