CVE-2000-0417: The HTTP administration interface to the Cayman 3220-H DSL router allows remote attackers to cause a denial of

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MEDIUM 5.0MITIGATEMITIGATE

CVE-2000-0417 is a medium-severity flaw (CVSS 5.0) affecting 3220-h dsl router, gatorsurf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The HTTP administration interface to the Cayman 3220-H DSL router allows remote attackers to cause a denial of service via a long username or password.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	3.2% (top 12%)
CISA exploited list	No
Published	2000-05-17
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cayman

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

Am I affected?

Timeline

2000-05-17 04:00 UTCPublished CVE record published
2026-06-16 21:51 UTCUpdated Record last modified

cayman 3220-h dsl router MITIGATE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

Firmware

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

cayman gatorsurf MITIGATE

Affected: 5.3build_r1 · 5.3build_r2 · 5.5build_r0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.3build_r1

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: Cayman 3220-H DSL Router 1.0/GatorSurf 5.3 - 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-2000-0417?

3220-h dsl router: mitigate or apply the listed mitigation; gatorsurf: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2000-0417 being exploited?

CVE-2000-0417 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-2000-0417 affect?

CVE-2000-0417 affects 3220-h dsl router, gatorsurf. Severity is medium (CVSS 5.0). The HTTP administration interface to the Cayman 3220-H DSL router allows remote attackers to cause a denial of service via a long username or password.

How urgent is CVE-2000-0417?

Priority 45/100. Public exploit reference

Related CVEs

CVE-2001-1430 HIGH 7.5 MITIGATE Cayman 3220-H DSL Router 1.0 ship without a password set, which allows remote attackers to gain unauthorized a
CVE-2001-0773 MEDIUM 5.0 MITIGATE Cayman 3220-H DSL Router 1.0 allows remote attacker to cause a denial of service (crash) via a series of SYN o
CVE-2000-0418 MEDIUM 5.0 MITIGATE MITIGATE The Cayman 3220-H DSL router allows remote attackers to cause a denial of service via oversized ICMP echo (pin

References

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