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securityvulnsSecurityvulnsSECURITYVULNS:DOC:13336
HistoryJun 27, 2006 - 12:00 a.m.

ERNW Security Advisory 01/2006

2006-06-2700:00:00
vulners.com
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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

  1. Solution
    Contact the vendor and install the patch.

  2. 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

  3. 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.