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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Denial of Service >> Hummingbird Connectivity FTP service XCWD Overflow


Vulnerability Assessment Details

Hummingbird Connectivity FTP service XCWD Overflow

Vulnerability Assessment Summary
Attempts a XCWD buffer overflow

Detailed Explanation for this Vulnerability Assessment

The remote host is running the Hummingbird Connectivity FTP server.

It was possible to shut down the remote FTP server by issuing
a XCWD command followed by a too long argument.

This problem permits a possible hacker to prevent the remote site
from sharing some resources with the rest of the world.

Solution : Upgrade to a newer version when available
Network Security Threat Level: High

Networks Security ID: 11542

Vulnerability Assessment Copyright: This script is Copyright (C) 2004 David Maciejak

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