[NEWS] Netware FTP Server Contains a DoS Vulnerability

From: support@securiteam.com
Date: 06/27/02 

From: support@securiteam.com
To: list@securiteam.com
Date: Thu, 27 Jun 2002 19:18:33 +0200 (CEST)

The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com
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  Netware FTP Server Contains a DoS Vulnerability
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SUMMARY

An attacker could cause the Netware FTP server to abend resulting in a DoS
where the whole server has to be restarted to regain full functionality.

DETAILS

Vulnerable systems:
 * Netware version 6.0 with SP 1 and the recently released NWFTPD update

The Netware FTP server has a format string condition that can be triggered
by issuing format strings as login username. This will cause the server to
ABEND. For the FTP server to regain full functionality a complete reboot
has to be done.

ADDITIONAL INFORMATION

The information has been provided by <mailto:patrik@cqure.net> Patrik
Karlsson.

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