FileCOPA FTP Server USER command denial of service

filecopa-user-dos (26300) The risk level is classified as MediumMedium Risk


FileCOPA FTP Server is vulnerable to a denial of service attack, caused by improper handling of the USER command. A remote attacker could send a specially-crafted USER command containing multiple newline characters to cause the FTP server process to crash.


Denial of Service


Upgrade to the latest version of FileCOPA FTP Server (2.02 or later), available from the FileCOPA FTP Server Web site. FileCOPA version 1.01 fixed this vulnerability, but is no longer available from the company. See References.


  • BID-17881: Intervations FileCopa User Command Remote Buffer Overflow Vulnerability
  • CVE-2006-2254: Buffer overflow in filecpnt.exe in FileCOPA 1.01 allows remote attackers to cause a denial of service (application crash) via a username with a large number of newline characters.
  • OSVDB ID: 25436: FileCOPA FTP Server USER Command DoS
  • SA20033: FileCOPA FTP Server "USER" Command Denial of Service

Platforms Affected:

  • InterVations FileCOPA FTP Server 1.01


May 05, 2006

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