Mailman Input Validation Hole in 'private.py' Discloses Files to Remote Users
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SecurityTracker Alert ID: 1013145
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SecurityTracker URL: http://securitytracker.com/id?1013145
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CVE Reference: CAN-2005-0202
(Links to External Site)
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Date: Feb 10 2005
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Impact: Disclosure of authentication information, Disclosure of system information, Disclosure of user information
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): 2.1 - 2.1.5
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Description: An input validation vulnerability was reported in Mailman in 'private.py'. A remote user can access arbitrary files on the target system.
The true_path() function does not properly validate user-supplied input. A remote user that is a member of a private mailman list
can submit a specially crafted input value to access files on the system, including the mailman configuration files and passwords.
A
demonsration exploit may contain the following string:
"/...../"
Marcus Meissner reported this flaw.
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Impact: A remote user can access arbitrary files on the target system, including the mailman configuration files with user e-mail addresses and passwords.
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Solution: Version 2.1.6 is not vulnerable.
For prior 2.1.x versions, the vendor has issued a patch, available at:
http://mailman.sourceforge.net/CAN-2005-0202.txt
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Vendor URL: mailman.sf.net/ (Links to External Site)
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Cause: Input validation error
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Underlying OS: Linux (Any), UNIX (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Thu, 10 Feb 2005 15:29:34 -0500
Subject: [none]
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CVE: CAN-2005-0202
An input validation vulnerability was reported in Mailman in 'private.py'. A remote
authenticated user can access arbitrary files on the target system.
The true_path() function does not properly validate user-supplied input. A remote user
that is a member of a private mailman list can submit a specially crafted input value
to access files on the system, including the mailman configuration files and passwords.
A demonsration exploit may contain the following string:
"/...../"
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