Novell NetWare FTP username denial of service

netware-ftp-username-dos (9429) The risk level is classified as MediumMedium Risk

Description:

Novell NetWare is vulnerable to a denial of service attack caused by a format string vulnerability in the FTP server (NWFTPD.NLM). A remote attacker could send format strings as the login name, which would cause the FTP server to crash. The system must be rebooted to regain normal functionality.


Consequences:

Denial of Service

Remedy:

No remedy available as of April 1, 2014.

References:

  • cqure.net Security Vulnerability Report 25-Jun-2002: cqure.net.20020521.netware_nwftpd_fmtstr.
  • BID-5099: Novell Netware NWFTPD Username Format String Vulnerability
  • CVE-2002-0930: Format string vulnerability in the FTP server for Novell Netware 6.0 SP1 (NWFTPD) allows remote attackers to cause a denial of service (ABEND) via format strings in the USER command.
  • OSVDB ID: 10926: Novell NetWare FTP Server NWFTPD USER Command Format String DoS

Platforms Affected:

  • Novell NetWare 6.0 SP1

Reported:

Jun 25, 2002

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