PrivateWire Online Registration Buffer Overflow Lets Remote Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1016382
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SecurityTracker URL: http://securitytracker.com/id?1016382
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CVE Reference: GENERIC-MAP-NOMATCH
(Links to External Site)
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Date: Jun 26 2006
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Impact: Execution of arbitrary code via network, User access via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): up to 3.7
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Description: A vulnerability was reported in PrivateWire in the online registration function. A remote user can execute arbitrary code on the target system.
A remote user can send specially crafted data to the Online Registration Facility to trigger a buffer overflow and execute arbitrary
code on the target system. The code will run with the privileges of the target service.
A demonstration exploit request is provided:
GET
/AAAAAA.....AAAA with 8160 As
The vendor was notified on December 19, 2005.
Michael Thumann discovered this vulnerability.
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Impact: A remote user can execute arbitrary code on the target system.
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Solution: The vendor has issued a patch.
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Vendor URL: www.arx.com/products/privatewire.php (Links to External Site)
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Cause: Boundary error
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Reported By: mozilla@ids-guide.de
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Message History:
None.
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Source Message Contents
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Date: Mon, 26 Jun 2006 15:07:26 +0200
From: mozilla@ids-guide.de
Subject: ERNW Security Advisory 01/2006
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ERNW Security Advisory 01-2006
Buffer Overflow in Algorithmic Researchs PrivateWire Online Registration Facility
Author:
Michael Thumann <mthumann[at]ernw.de>
Homepage: http://www.ernw.de
1. Summary:
The Online Registration Facility of Algorithmic Research PrivateWire VPN Software
doesn't do proper bounds checking handling normal GET requests.
Sending an overlong page or script name, it causes a buffer overflow and an attacker
can control the EIP to run arbitrary code on the victims machine.
2. Severity : Critical
3. Products affected
All Versions of the PrivateWire Gateway Software up to version 3.7
4. Patch Availability :
A patch is available from the vendor www.arx.com
5. Details
The follwoing request causes PrivateWire to crash:
GET /AAAAAA.....AAAA with 8160 As
6. Solution
Contact the vendor and install the patch.
7. Time-Line
19 Dec 2005: Vulnerability reported to vendor
21 Dec 2005: Telephone conference with vendor
04 Apr 2006: Patch available
26 June 2006: Public Disclosure
8. Disclaimer
The informations in this advisory are provided "AS IS" without warranty
of any kind. In no event shall the authors be liable for any damages
whatsoever including direct, indirect, incidental, consequential,
loss of business profits or special damages due to the misuse of any
information provided in this advisory.
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