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Nas A300u FirmwareOperating system · Iomega

CVE-2002-1949

HIGH · 7.5 CVSS v3.1 Published 2002-12-31
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
84/100
Remediation priority · High
Remotely reachable No privileges Zero-click

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 · unedited
The Network Attached Storage (NAS) Administration Web Page for Iomega NAS A300U transmits passwords in cleartext, which allows remote attackers to sniff the administrative password.

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 confidence

The Iomega NAS A300U administrative web interface transmits user passwords in cleartext over HTTP, allowing remote attackers on the same network segment to intercept and capture administrative credentials via network sniffing.

MitigationEnable HTTPS/SSL encryption on the NAS administrative interface to protect password transmission in transit; if HTTPS is unavailable, restrict administrative access to trusted networks or VPN connections.

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
Nas A300u FirmwareOperating system
Affected:all versions

CVSS 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 checks

Work through these to decide whether this CVE applies to you.

  1. Identify the device model
    Access the NAS administrative interface or check the device label/documentation to confirm the model is Iomega NAS A300U
    Affected if The device is an Iomega NAS A300U
  2. Check if HTTP admin interface is accessible
    Attempt to access the administrative web interface via HTTP (port 80) using the NAS IP address, for example: http://[NAS-IP]
    Affected if The administrative web interface responds on HTTP port 80
  3. Verify HTTP is the active protocol for authentication
    Access the login page over HTTP and attempt a login while capturing network traffic (using tcpdump, Wireshark, or similar) to observe if the login credentials are transmitted in plaintext
    Affected if Login credentials are transmitted as cleartext HTTP traffic rather than encrypted HTTPS traffic

If the Iomega NAS A300U administrative interface is accessible via HTTP and login credentials are transmitted in cleartext, the environment is affected by this vulnerability.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Enable HTTPS/SSL encryption on the NAS administrative interface to protect password transmission in transit; if HTTPS is unavailable, restrict administrative access to trusted networks or VPN connections.

Fix this in Nas A300u Firmware Scoped from the published advisory
  • Consultation2.0 h
  • Implementation3.0 h
  • Testing2.0 h
  • Review / QA1.0 h
8.0 hours of engineering $1,420
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2002-1949 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
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