CVE-2022-45718
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 · uneditedIP-COM M50 V15.11.0.33(10768) was discovered to contain a buffer overflow via the rules parameter in the formIPMacBindAdd function.
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 confidenceA buffer overflow vulnerability exists in the IP-COM M50 router firmware version 15.11.0.33(10768). The overflow occurs in the formIPMacBindAdd function through manipulation of the 'rules' parameter, allowing potential remote code execution or service disruption.
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= 15.11.0.33CVSS 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 device modelCheck the router model number on the device label or through the web management interface (typically accessed at 192.168.0.1 or 192.168.1.1). Look for 'M50' in the model identification.Affected if The device is not an IP-COM M50 router, then this CVE does not apply.
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Determine the firmware versionAccess the router web management interface and navigate to System Settings or Status page to view the firmware version. The version number is typically displayed as 15.11.0.33(10768) or similar.Affected if The firmware version is exactly 15.11.0.33, proceed to the next check. If the version differs, the device may not be affected by this specific CVE.
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Verify IP/MAC binding feature availabilityIn the router web interface, locate the IP/MAC binding feature (often found under Security settings, Access Control, or IP filtering sections). Check if this feature is enabled or accessible.Affected if The IP/MAC binding feature exists and is accessible. The vulnerability exists in the formIPMacBindAdd function which handles this feature, so if the feature is present, the vulnerable code path exists.
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Check for signs of exploitationReview router logs for unusual formIPMacBindAdd function calls, unexpected restarts, or service disruptions. Look for abnormally long 'rules' parameter values in any logged HTTP requests.Affected if Unexplained service issues or suspicious log entries related to IP/MAC binding functionality are present, indicating potential exploitation attempts.
You are affected if you are running an IP-COM M50 router with firmware version 15.11.0.33 and the IP/MAC binding feature is accessible on the device.
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 the vendor-supplied firmware patch or update to a non-vulnerable version. If no patch exists, consider network segmentation to limit exposure and disable the affected IP/MAC binding feature until a fix is available.
- Consultation4.0 h
- Implementation2.0 h
- Testing6.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-45718 — 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-2022-45718 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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