CVE-2003-1490
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 · uneditedSonicWall Pro running firmware 6.4.0.1 allows remote attackers to cause a denial of service (device reset) via a long HTTP POST to the internal interface, possibly due to a buffer overflow.
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 confidenceSonicWall Pro firewall running firmware 6.4.0.1 contains a buffer overflow vulnerability in its internal HTTP interface. Remote attackers can trigger a denial of service by sending a specially crafted long HTTP POST request, causing the device to reset.
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= 6.4.0.1= 6.4.0.1= 6.4.0.1CVSS 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
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Complete
AV:N/AC:L/Au:N/C:N/I:N/A:C
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 SonicWall modelLog into the SonicWall management interface or check the device label to confirm the exact model: Pro100, Pro200, or Pro300Affected if The device is NOT a Pro100, Pro200, or Pro300 model - this CVE does not apply to other SonicWall models
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Check firmware versionNavigate to the SonicWall management console, go to System > Status or the Firmware/Upgrade section to view the currently installed firmware versionAffected if The firmware version is NOT exactly 6.4.0.1 - only version 6.4.0.1 is affected
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Verify HTTP management interface is enabledIn the SonicWall management interface, go to System > Administration or Network > Interfaces to confirm the internal HTTP (port 80) management interface is enabledAffected if HTTP management interface is disabled - the attack surface is not exposed, though the vulnerability still exists in the firmware code
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Check network accessibility of management interfaceAttempt to access the internal HTTP interface from a network perspective (e.g., curl http://<device-ip> or check firewall access rules) to see if the management port is reachableAffected if The HTTP interface is not network-accessible from untrusted segments - this reduces immediate exploitation risk but the flaw still exists in the firmware
A defender is affected only if they have a SonicWall Pro100, Pro200, or Pro300 device running firmware exactly version 6.4.0.1 with the internal HTTP management interface enabled and accessible.
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 dataUpgrade firmware to a patched version beyond 6.4.0.1, or if the hardware is end-of-life, replace with a supported model. Since the vulnerability is on the internal interface, ensure proper network segmentation and restrict access to management interfaces.
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2003-1490 — 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-2003-1490 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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