CVE-1999-0219

Serv-U 2.5 - Authenticated Denial of Service via Long CWD or LS Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-0219. PoCs published by Arne Vidstrom.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in Serv-U FTP server versions 2.5 and earlier via the CWD command. It crafts a malicious payload to overwrite the return address and execute arbitrary shellcode, leading to remote code execution.

Description

Buffer overflow in FTP Serv-U 2.5 allows remote authenticated users to cause a denial of service (crash) via a long (1) CWD or (2) LS (list) command.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Arne Vidstrom · cremotelinux
https://www.exploit-db.com/exploits/19218

This exploit targets a buffer overflow vulnerability in Serv-U FTP server versions 2.5 and earlier via the CWD command. It crafts a malicious payload to overwrite the return address and execute arbitrary shellcode, leading to remote code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Serv-U FTP Server <= 2.5
Auth required
Prerequisites: Network access to the target FTP server · Valid credentials or anonymous access
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/269
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/205
Mailing List mailing-list x_refsource_ntbugtraq
http://marc.info/?l=ntbugtraq&m=92574916930144&w=2
Mailing List mailing-list x_refsource_ntbugtraq
http://marc.info/?l=ntbugtraq&m=92582581330282&w=2

Scores

EPSS 0.0933
EPSS Percentile 94.7%

Details

Status published
Products (1)
cat_soft/serv-u 2.5
Published Jul 01, 1997
Tracked Since Feb 18, 2026