CVE-2000-0417

Cayman 3220-H DSL Router - Denial of Service via Long Username or Password

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2000-0417. PoCs published by cassius.

AI-analyzed exploit summary This exploit describes a DoS vulnerability in a router's HTTP interface where sending excessively long usernames or passwords causes the router to restart. The attack is trivial to execute and can be repeated to keep the router down indefinitely.

Description

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.

Exploits (1)

exploitdb WRITEUP VERIFIED
by cassius · textdoshardware
https://www.exploit-db.com/exploits/19923

This exploit describes a DoS vulnerability in a router's HTTP interface where sending excessively long usernames or passwords causes the router to restart. The attack is trivial to execute and can be repeated to keep the router down indefinitely.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Unspecified router (likely older models vulnerable to CVE-2000-0417)
No auth needed
Prerequisites: Access to the router's HTTP interface
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2000-05/0075.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/1219
Third Party Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2000-05/0280.html

Scores

EPSS 0.0324
EPSS Percentile 87.0%

Details

Status published
Products (4)
cayman/3220-h_dsl_router 1.0
cayman/gatorsurf 5.3build_r1
cayman/gatorsurf 5.3build_r2
cayman/gatorsurf 5.5build_r0
Published May 17, 2000
Tracked Since Feb 18, 2026