Xlight ftp server long string denial of service

xlight-long-string-dos (15064) The risk level is classified as MediumMedium Risk


Xlight ftp server is vulnerable to a denial of service. If the enable log to screen option is enabled, a remote attacker, who is authenticated, can send a long string to the server to cause the server to crash.


Denial of Service


No remedy available as of September 1, 2014.


  • BugTraq Mailing List, Thu Feb 5 2004 - 12:14:23 CST: Remote crash Xlight ftp server 1.52.
  • Xlight ftp server Web site: Xlight FTP server - Fast, easy and secure FTP server for Windows.
  • BID-9585: XLight FTP Server Long Directory Request Remote Denial Of Service Vulnerability
  • CVE-2004-0255: Xlight 1.52, with log to screen enabled, allows remote attackers to cause a denial of service by requesting a long directory consisting of . (dot) and / (slash) characters, which causes the server to crash when the administrator views the log file, possibly triggering a buffer overflow.
  • OSVDB ID: 6614: Xlight FTP Server Log to Screen Long Directory Overflow DoS

Platforms Affected:

  • Xlight FTP server Xlight FTP server 1.52


Feb 06, 2004

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