bugtraq - [SCSA-017] Directory Traversal Vulnerability in EZ Server

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Date: 16 Apr 2003 23:39:32 -0000
From: "Grégory" Le Bras <gregory.lebras@...urity-corporation.com>
To: bugtraq@...urityfocus.com
Subject: [SCSA-017] Directory Traversal Vulnerability in EZ Server




======================================================================
Security Corporation Security Advisory [SCSA-017]

Directory Traversal Vulnerability in EZ Server
======================================================================

PROGRAM: EZ Server
HOMEPAGE: http://www.html-helper.com
VULNERABLE VERSIONS: 1.0 and prior ?
RISK: Medium/High
IMPACT: Directory Traversal
RELEASE DATE: 2003-04-17

Security Corporation's Free weekly Newsletter :
http://www.security-corporation.com/index.php?id=newsletter

======================================================================
TABLE OF CONTENTS
======================================================================

1..........................................................DESCRIPTION
2..............................................................DETAILS
3..............................................................EXPLOIT
4............................................................SOLUTIONS
5........................................................VENDOR STATUS
6..............................................................CREDITS
7...........................................................DISCLAIMER
8...........................................................REFERENCES
9.............................................................FEEDBACK

1. DESCRIPTION
======================================================================

EZ Server is a "compact multi-threaded server has both HTTP and FTP
built right into it." (direct quote from http://www.html-helper.com)


2. DETAILS
======================================================================

¤ Directory Traversal :

A security vulnerability in EZ HTTP server allows remote attackers to
gain access to system files.


3. EXPLOIT
======================================================================

¤ Directory Traversal :

http://[target]/../../winnt/win.ini


4. SOLUTIONS
======================================================================

No solution for the moment.


5. VENDOR STATUS
======================================================================

The vendor has reportedly been notified.


6. CREDITS
======================================================================

Discovered by Gregory Le Bras <gregory.lebras@...urity-corporation.com>


7. DISLAIMER
======================================================================

The information within this paper may change without notice. Use of
this information constitutes acceptance for use in an AS IS condition.
There are NO warranties with regard to this information. In no event
shall the author be liable for any damages whatsoever arising out of
or in connection with the use or spread of this information. Any use
of this information is at the user's own risk.


8. REFERENCES
======================================================================

- Original Version:
  http://www.security-corporation.com/index.php?id=advisories&a=017

- Version Française:
  http://www.security-corporation.com/index.php?id=advisories&a=017-FR


9. FEEDBACK
======================================================================

Please send suggestions, updates, and comments to:

Security Corporation
http://www.security-corporation.com
info@...urity-corporation.com