Cerberus FTP Server Discloses Existence of User Accounts to Remote Users
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SecurityTracker Alert ID: 1006605 |
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SecurityTracker URL: http://securitytracker.com/id/1006605
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CVE Reference:
GENERIC-MAP-NOMATCH
(Links to External Site)
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Date: Apr 20 2003
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Impact:
Disclosure of system information, Disclosure of user information
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Exploit Included: Yes
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Version(s): 2.1
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Description:
An information disclosure vulnerability was reported in the Cerberus FTP Server. A remote user can determine if specified user accounts exist on the system.
During the authentication process, the FTP server reportedly indicates whether a user-supplied username is valid or not. A remote user can exploit this to determine valid usernames and then attempt to guess the passwords for those accounts.
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Impact:
The system indicates to remote users whether or not the specified user account name is valid or not.
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Solution:
No solution was available at the time of this entry.
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Vendor URL: www.cerberusftp.com/ (Links to External Site)
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Cause:
Access control error, State error
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Underlying OS:
Windows (Any)
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Message History:
None.
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Source Message Contents
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Date: Sat, 19 Apr 2003 20:05:14 -0400
Subject: Cerberus FTP Server Bug
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SecurityFocus reported an information disclosure vulnerability in Cerberus FTP Server
version 2.1, crediting discover to to "Ziv Kamir" <vulncode@yahoo.com>, but not indicating
where the report was posted [it had not been posted to Bugtraq at the time of this entry].
During the authentication process, the FTP server reportedly indicates whether a
user-supplied username is valid or not.
Vendor URL: http://www.cerberusftp.com/index.html
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