CVE-2006-6538: D-LINK DWL-2000AP+ firmware 2.11 allows remote attackers to cause (1) a denial of service (device reset) via a

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HIGH 7.8MITIGATE

CVE-2006-6538 is a high-severity flaw (CVSS 7.8) affecting dwl-2000ap\+. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

D-LINK DWL-2000AP+ firmware 2.11 allows remote attackers to cause (1) a denial of service (device reset) via a flood of ARP replies on the wired or wireless (radio) link and (2) a denial of service (device crash) via a flood of ARP requests on the wireless link.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	3.5% (top 11%)
CISA exploited list	No
Published	2006-12-14
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: d-link

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-12-14 02:28 UTCPublished CVE record published
2026-06-16 22:33 UTCUpdated Record last modified

d-link dwl-2000ap\+ MITIGATE

Affected: 2.11

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.11

Firmware

Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: D-Link DWL-2000AP 2.11 - ARP Flood Remote Denial of Service

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2006-6538?

dwl-2000ap\+: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-6538 being exploited?

CVE-2006-6538 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2006-6538 affect?

CVE-2006-6538 affects dwl-2000ap\+. Severity is high (CVSS 7.8). D-LINK DWL-2000AP+ firmware 2.11 allows remote attackers to cause (1) a denial of service (device reset) via a flood of ARP replies on the wired or wireless (radio) link and (2) a denial of service (device crash) via a flood of ARP requests

How urgent is CVE-2006-6538?

Priority 55/100. High severity; Public exploit reference

Software pages

D-Link vulnerabilities

References

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