FileZilla FTP boundary error buffer overflow

filezilla-ftp-bo (26450) The risk level is classified as HighHigh Risk

Description:

FileZilla is vulnerable to a buffer overflow, caused by improper bounds checking of replies from an FTP server. By causing a victim to connect to a malicious FTP server, a remote attacker could overflow a buffer and possibly execute arbitrary code on the victim's system.


Consequences:

Gain Access

Remedy:

Upgrade to the current version of FileZilla (2.2.23 or later) available from the SourceForge.net Web site. See References.

References:

  • FileZilla Home page: Welcome to the homepage of FileZilla.
  • SourceForge.net: FileZilla Downloads.
  • SourceForge.net: Files: FileZilla - File Release Notes and Changelog - Release Name: 2.2.23.
  • BID-17972: FileZilla Client Unspecified Remote Buffer Overflow Vulnerability
  • CVE-2006-2403: Buffer overflow in FileZilla before 2.2.23 allows remote attackers to execute arbitrary commands via unknown attack vectors.
  • OSVDB ID: 29970: FileZilla FTP Client Unspecified Overflow
  • SA20086: FileZilla Unspecified Buffer Overflow Vulnerability
  • VUPEN/ADV-2006-1795: FileZilla Replies Handling Unspecified Remote Buffer Overflow Vulnerability

Platforms Affected:

  • FileZilla FileZilla 2.2.14b
  • FileZilla FileZilla 2.2.15
  • FileZilla FileZilla 2.2.22

Reported:

May 15, 2006

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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