CVE-1999-1519

Gene6 G6 FTP Server 2.0 - Denial of Service via Long Username or Password

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-1519. PoCs published by Ussr Labs.

AI-analyzed exploit summary The exploit describes a buffer overflow vulnerability in the G6 FTP Server by Gene6, where sending 2000 characters as the username or password causes the software to consume all available memory and CPU, leading to a denial of service (DoS). The provided links point to a source file and a binary exploit, but no actual exploit code is included in the text.

Description

Gene6 G6 FTP Server 2.0 allows a remote attacker to cause a denial of service (resource exhaustion) via a long (1) user name or (2) password.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Ussr Labs · textdoswindows
https://www.exploit-db.com/exploits/19624

The exploit describes a buffer overflow vulnerability in the G6 FTP Server by Gene6, where sending 2000 characters as the username or password causes the software to consume all available memory and CPU, leading to a denial of service (DoS). The provided links point to a source file and a binary exploit, but no actual exploit code is included in the text.

Classification
Writeup 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Theoretical
Target: G6 FTP Server by Gene6
No auth needed
Prerequisites: Network access to the G6 FTP Server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=94286244700573&w=2
Exploit, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/805
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/3513

Scores

EPSS 0.0714
EPSS Percentile 93.5%

Details

Status published
Products (1)
gene6/g6_ftp_server 2.0
Published Nov 17, 1999
Tracked Since Feb 18, 2026