CVE-2024-51018
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 · uneditedNetgear R7000P v1.3.3.154 was discovered to contain a stack overflow via the pptp_user_netmask parameter at pptp.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
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 confidenceA stack-based buffer overflow vulnerability exists in Netgear R7000P firmware v1.3.3.154 in the pptp.cgi handler. The pptp_user_netmask parameter does not properly validate input length before copying to a fixed-size stack buffer, allowing an attacker to overflow the buffer with excessive data via a crafted POST request, causing a denial of service.
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= 1.3.3.154CVSS 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
- Adjacent
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/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 router web interface or check the device label to confirm the model is Netgear R7000PAffected if Device is not a Netgear R7000P (not affected)
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Check firmware versionNavigate to router web interface under Administration > Firmware Update or check the version displayed on the status page. Compare the installed version to 1.3.3.154Affected if Firmware version is exactly 1.3.3.154 (affected)
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Verify PPTP service accessibilityAccess the router web interface and check if PPTP/PPTP VPN settings are visible or configurable (usually under Advanced > VPN or similar path)Affected if PPTP service is present and accessible in the web interface (vulnerable attack surface available)
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Confirm administrative interface accessibilityCheck if the router administrative web interface (port 80/443) is reachable from untrusted networks by attempting access from an external IP or reviewing firewall rulesAffected if Administrative interface is exposed to untrusted networks (higher exposure to exploitation)
You are affected if you are running Netgear R7000P firmware version 1.3.3.154 and the PPTP service is accessible via the router web interface.
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 if available; otherwise disable PPTP service or restrict administrative interface access to trusted networks to reduce attack surface.
- Consultation8.0 h
- Implementation40.0 h
- Testing16.0 h
- Review / QA8.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $20,224.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-51018 — 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-2024-51018 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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