CVE-2009-1668

TYPSoft FTP Server 1.11 - Denial of Service via ABOR Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-1668. PoCs published by Jonathan Salwan.

AI-analyzed exploit summary This exploit demonstrates a Denial of Service (DoS) vulnerability in TYPSoft FTP Server 1.11 by repeatedly sending the ABOR command, which saturates the server and makes it unresponsive. The code establishes a connection, authenticates, and then enters an infinite loop sending ABOR requests.

Description

TYPSoft FTP Server 1.11 allows remote attackers to cause a denial of service (CPU consumption) by sending an ABOR (abort) command without an active file transfer.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Jonathan Salwan · cdoswindows
https://www.exploit-db.com/exploits/8650

This exploit demonstrates a Denial of Service (DoS) vulnerability in TYPSoft FTP Server 1.11 by repeatedly sending the ABOR command, which saturates the server and makes it unresponsive. The code establishes a connection, authenticates, and then enters an infinite loop sending ABOR requests.

Classification
Working Poc 100%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: TYPSoft FTP Server 1.11
Auth required
Prerequisites: Network access to the target FTP server · Valid or anonymous FTP credentials
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/8650
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/34901
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1022202

Scores

EPSS 0.0600
EPSS Percentile 92.4%

Details

CWE
CWE-20
Status published
Products (1)
typsoft/typsoft_ftp_server 1.11
Published May 18, 2009
Tracked Since Feb 18, 2026