CVE-2024-11066
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 · uneditedThe D-Link DSL6740C modem has an OS Command Injection vulnerability, allowing remote attackers with administrator privileges to inject and execute arbitrary system commands through the specific web page.
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 D-Link DSL6740C modem routers allows authenticated attackers with administrator privileges to inject and execute arbitrary system commands through a specific web interface page. The CVSS 7.2 score reflects high exploitability but requires prior authentication.
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
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/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 device modelCheck the device label or access the web administration interface and look for the model number in the status or system information pageAffected if The device is a D-Link DSL6740C modem router
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Confirm firmware versionAccess the router web interface (typically at 192.168.1.1 or 192.168.0.1), log in with administrator credentials, and navigate to the firmware or system information section to view the installed firmware versionAffected if Any firmware version is installed (all versions are affected)
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Assess administrative access exposureDetermine if the router web management interface is accessible from the internet or untrusted networks by checking port 80/443 forwarding rules, NAT settings, or firewall configurationsAffected if The administrative web interface is accessible from untrusted networks or the internet
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Verify administrator credentialsConfirm that default credentials have been changed by reviewing the admin account settings in the router web interfaceAffected if Default administrator credentials are still in use or weak passwords are configured
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Check for the vulnerable endpointAttempt to access common administration pages on the router web interface (such as diagnostics, ping, or network diagnostic tools) that may contain the command injection vulnerabilityAffected if The router web interface is accessible and accepts commands through any diagnostic or administration function
You are affected if you operate a D-Link DSL6740C router with its web administration interface accessible to untrusted networks and an attacker with administrator credentials could reach it.
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 dataRestrict administrative access to trusted IPs, disable remote web management if unnecessary, apply vendor firmware updates when available, and change default administrator credentials to strong, unique passwords.
- Consultation2.0 h
- Implementation3.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,272.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-11066 — 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-2024-11066 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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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.
- 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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