CVE-2025-56082
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 · uneditedOS Command Injection vulnerability in Ruijie RG-BCR RG-BCR600W allowing attackers to execute arbitrary commands via a crafted POST request to the check_changes in file /usr/lib/lua/luci/controller/admin/common.lua.
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 confidenceOS Command Injection vulnerability in Ruijie RG-BCR600W router's web interface. Attackers can execute arbitrary commands by sending a crafted POST request to the check_changes function in /usr/lib/lua/luci/controller/admin/common.lua, where user-supplied input is improperly validated before being passed to system shell commands.
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 dataall versionsCVSS 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:3.1/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 router modelCheck the device label or access the web interface and look for the model number (RG-BCR600W) in the system status or device info pageAffected if Device is a Ruijie RG-BCR600W router - all versions of this model are affected
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Check web interface accessibilityAttempt to access the router's web interface via its LAN IP (typically 192.168.1.1) or WAN IP if remote management is enabledAffected if Web interface is reachable - this indicates the attack surface is exposed
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Verify remote management statusLog into the web interface and check the Administration or System settings for 'Remote Management', 'Remote Access', or 'WAN Access' options - determine if they are enabledAffected if Remote management/WAN access is enabled - this makes the vulnerability exploitable from external networks
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Identify firmware versionIn the router web interface, navigate to System Status or Administration > Firmware/Upgrade page to view the installed firmware versionAffected if Any firmware version on the RG-BCR600W - all versions are listed as affected
If the device is a Ruijie RG-BCR600W router with its web interface accessible (especially with remote management enabled), the environment is affected by this 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 dataApply vendor firmware update when available; until then, restrict access to the administrative interface using network segmentation or firewall rules to prevent unauthorized attackers from reaching the vulnerable endpoint.
- Consultation4.0 h
- Implementation6.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-56082 — 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-2025-56082 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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