EIP-2026-103563

PRE-CVE

Mozilla Firefox 1.5.0.6 - FTP Request Remote Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103563. PoCs published by Tomas Kempinsky.

AI-analyzed exploit summary This Perl script creates a TCP server on port 2121 that sends a malformed FTP response payload to any connecting client, likely triggering a denial-of-service condition in vulnerable FTP clients.

Description

Mozilla Firefox 1.5.0.6 - FTP Request Remote Denial of Service

Exploits (1)

exploitdb WORKING POC VERIFIED
by Tomas Kempinsky · perldosmultiple
https://www.exploit-db.com/exploits/2244

This Perl script creates a TCP server on port 2121 that sends a malformed FTP response payload to any connecting client, likely triggering a denial-of-service condition in vulnerable FTP clients.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Unknown FTP client (likely a specific vulnerable implementation from 2006)
No auth needed
Prerequisites: Network access to the target · Target must connect to the malicious server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026