Wl 330nulHardware / appliance · Asus

CVE-2013-7293

MEDIUM · 5.0 CVSS v2.0 Published 2014-01-15
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
59/100
Remediation priority · Elevated
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 ASUS WL-330NUL router has a configuration process that relies on accessing the 192.168.1.1 IP address, but the documentation advises users to instead access a DNS hostname that does not always resolve to 192.168.1.1, which makes it easier for remote attackers to hijack the configuration traffic by controlling the server associated with that hostname.

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 confidence

The ASUS WL-330NUL router configuration process relies on users accessing a DNS hostname provided in documentation rather than the hardcoded IP address 192.168.1.1. Since this hostname does not reliably resolve to the intended router IP, an attacker who controls the DNS resolution path can redirect users to a malicious server and intercept configuration traffic.

MitigationUsers should access the router configuration interface directly via the IP address 192.168.1.1 instead of the documented DNS hostname. Network operators should also implement DNSSEC or local DNS controls to prevent DNS hijacking.

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
Wl 330nulHardware / appliance
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
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:L/Au:N/C:N/I:P/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 router model
    Check the device label or administrative interface to confirm the model is ASUS WL-330NUL
    Affected if The device is an ASUS WL-330NUL router (all versions are affected)
  2. Determine how you access the router admin interface
    Review your bookmarks, scripts, or documentation to see if you use a DNS hostname (such as router.asus.com or similar documented hostname) to reach the configuration interface at 192.168.1.1
    Affected if You access the router via a DNS hostname rather than directly via the IP address 192.168.1.1
  3. Verify DNS resolution for the router hostname
    From a client device on the network, perform a DNS lookup (nslookup or dig) on the hostname provided in the ASUS documentation for this router and compare the resolved IP to 192.168.1.1
    Affected if The DNS hostname resolves to an IP address other than 192.168.1.1, or resolution is inconsistent or controlled by an untrusted party
  4. Check for DNS hijacking exposure
    Inspect your network configuration to determine if DNS queries for the router hostname could be intercepted or modified by an upstream ISP DNS server or intermediate network device
    Affected if You rely on DNS servers outside your direct control and do not have DNSSEC or local DNS validation enabled

You are affected if you use the ASUS WL-330NUL and access its configuration interface via a DNS hostname instead of directly using 192.168.1.1, leaving you vulnerable to DNS hijacking attacks.

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

Users should access the router configuration interface directly via the IP address 192.168.1.1 instead of the documented DNS hostname. Network operators should also implement DNSSEC or local DNS controls to prevent DNS hijacking.

Fix this in Wl 330nul Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing2.0 h
  • Review / QA1.0 h
9.0 hours of engineering $1,600
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

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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-2013-7293 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
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data