CVE-2019-20649
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 MR1100 devices before 12.06.08.00 are affected by disclosure of sensitive information.
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 confidenceNETGEAR MR1100 mobile hotspot devices running firmware versions prior to 12.06.08.00 contain a sensitive information disclosure vulnerability. The specific nature of the disclosed information and the exact attack vector are not detailed in the available CVE description.
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< 12.06.08.00CVSS 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
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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 label on the device or access the admin interface to confirm the model is NETGEAR MR1100Affected if Device is not a NETGEAR MR1100 (not affected)
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Determine the installed firmware versionAccess the router web interface (typically at 192.168.1.1) and navigate to Settings > Router Status or check the firmware version via the device label. Alternatively, log in via telnet/SSH if enabled and check the firmware version.Affected if Unable to determine firmware version (requires further investigation)
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Compare firmware version against affected rangeCompare the installed firmware version number to 12.06.08.00. Versions below 12.06.08.00 are affected.Affected if Firmware version is lower than 12.06.08.00 (vulnerable)
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Check for exposed management interfacesVerify if the router admin interface or telnet/SSH is accessible from the WAN/internet. Use an external IP scan or check port forwarding rules.Affected if Remote management interfaces are exposed to the internet (potential attack surface)
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Review access logs for anomalous requestsAccess router logs via the admin interface (usually under Advanced > Administration > Logs) and look for suspicious or unauthorized access attempts.Affected if Unusual access patterns or unauthorized IPs in logs are present
The device is affected if it is a NETGEAR MR1100 running firmware version lower than 12.06.08.00, and the vulnerability could potentially be exploited if remote management is enabled or the device is accessible to attackers.
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 data12.06.08.00
Upgrade the NETGEAR MR1100 firmware to version 12.06.08.00 or later to remediate this vulnerability.
- Consultation2.0 h
- Implementation2.0 h
- Testing1.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2019-20649 — 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-2019-20649 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
- No spam, self-promotion, credentials, or personal data