CVE-2004-0661: Integer signedness error in D-Link AirPlus DI-614+ running firmware 2.30 and earlier allows remote attackers t

Routine

MEDIUM 5.0MITIGATEMITIGATEMITIGATE

CVE-2004-0661 is a medium-severity flaw (CVSS 5.0) affecting di-604, di-614\+, di-624. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Integer signedness error in D-Link AirPlus DI-614+ running firmware 2.30 and earlier allows remote attackers to cause a denial of service (IP lease depletion) via a DHCP request with the LEASETIME option set to -1, which makes the DHCP lease valid for thirteen or more years.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Published	2004-08-06
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

2004-08-06 04:00 UTCPublished CVE record published
2026-06-16 22:06 UTCUpdated Record last modified

d-link di-604 MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Firmware

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

d-link di-614\+ MITIGATE

Affected: 2.30

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.30

Firmware

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

d-link di-624 MITIGATE

Affected: 1.28

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.28

Firmware

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

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-2004-0661?

di-604: mitigate or apply the listed mitigation; di-614\+: mitigate or apply the listed mitigation; di-624: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-0661 being exploited?

CVE-2004-0661 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-2004-0661 affect?

CVE-2004-0661 affects di-604, di-614\+, di-624. Severity is medium (CVSS 5.0). Integer signedness error in D-Link AirPlus DI-614+ running firmware 2.30 and earlier allows remote attackers to cause a denial of service (IP lease depletion) via a DHCP request with the LEASETIME option set to -1, which makes the DHCP leas

How urgent is CVE-2004-0661?

Priority 38/100. No elevated risk signals yet.

Software pages

D-Link vulnerabilities

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References

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