KPMG-2002018: Pointsec for PalmOS PIN disclosure

From: Binken, Rens (Binken.Laurensat_private)
Date: Tue May 07 2002 - 02:41:19 PDT

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    Title: Pointsec for PalmOS PIN disclosure
    
    BUG-ID: 2002018
    Released: 03rd May 2002
    Discovered by: Laurens Binken, KPMG IRM, the Netherlands
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    Problem:
    ========
    Pointsec software for PalmOS stores it's authentication credentials 
    in clear-text in memory. These credentials (the PIN code) can be 
    retrieved in a few seconds once the Palm device is authenticated.
    
    
    Vulnerable:
    ===========
    - Pointsec for PalmOS V1.0
    - Pointsec for PalmOS V1.1
    
    
    Not vulnerable:
    ===============
    - Pointsec for PalmOS V1.2
    
    Product Description:
    ====================
    Quoted from the vendors web page:
    
    "Pointsec® for Palm OS combines sophisticated access control, data 
     encryption, and a revolutionary user authentication process to 
     protect everything - not just a few selected applications like most 
     PDA security products. Pointsec´s mandatory access control complies 
     with tough new security regulations and reduces liability for third 
     party data by ensuring that only authorized users can access 
     applications and data."
    
    
    Details:
    ========
    The Pointsec software for PalmOS uses a PIN code to unlock the
    Palm device. This PIN code is stored in clear-text in the memory of 
    the Palm device. 
    
    The PIN code can be extracted by dumping the memory of the device 
    once the user has authenticated. The extraction only takes a few 
    seconds.
    
    The Pointsec software can be configured to time-out after a given 
    period, forcing re-entry of the PIN code.
    However, this period is most likely longer than the time it takes 
    for a malicious user to steal the Palm and extract the PIN thus 
    giving him access to all the data on the Palm.
    
    
    Vendor URL:
    ===========
    You can visit the vendors web page here: http://www.pointsec.com
    
    
    Vendor response:
    ================
    The vendor was contacted about the first issue on the 13th of
    February, 2002. We received a new version of Pointsec for PalmOS 
    on 18th of May which corrected this specific issue.
    
    
    Corrective action:
    ==================
    Upgrade to Pointsec for PalmOS version 1.2, which is available 
    from Pointsec (http://www.pointsec.com)
    
    Authors:
    Laurens Binken (binken.laurensat_private)
    
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