TYPSoft FTP Server RETR Denial Of Service Vulnerability

Bugtraq ID:	15104
Class:	Failure to Handle Exceptional Conditions
CVE:
Remote:	Yes
Local:	No
Published:	Oct 13 2005 12:00AM
Updated:	Oct 13 2005 12:00AM
Credit:	[email protected] is credited with the discovery of this vulnerability.
Vulnerable:	TYPSoft TYPSoft FTP Server 1.11
Not Vulnerable:

TYPSoft FTP Server RETR Denial Of Service Vulnerability

TYPSoft FTP Server is prone to a denial of service vulnerability. This issue is due to a failure in the application to properly handle exceptional conditions.

A local authorized attacker could exploit this vulnerability to cause the system to malfunction, resulting in a denial of service to legitimate users.

Versions 1.11 and earlier are known to be vulnerable.

TYPSoft FTP Server RETR Denial Of Service Vulnerability

No exploit is required.

A sample proof of concept exploit written in PERL has been provided; please see the attached exploit for further information.

• /data/vulnerabilities/exploits/typsoft-1.11-DOS.pl

TYPSoft FTP Server RETR Denial Of Service Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

TYPSoft FTP Server RETR Denial Of Service Vulnerability

References:

• Exploit Labs Typsoft Advisory ([email protected])
  
• TYPSoft FTP Server Homepage (TYPSoft)