Tivoli TMF Endpoint Buffer Overflow

From: Mark A. Rowe (PenTest) (mark.rowe@pentest-limited.com)
Date: Mon Jul 15 2002 - 08:16:27 PDT

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    IBM Tivoli Management Framework Buffer Overflow (Endpoint)
    
     
    Announcement date: 15th July 2002 
    Reference: ptl-2002-04 
    
    
    Advisory Details
    ----------------
    
    Product: IBM Tivoli Management Framework
    Vulnerable versions: 3.6.x through 3.7.1
    Vulnerability Type : Buffer Overflow
    Platforms: All 
    Vendor-URL: http://www.tivoli.com
    Vendor-Status: Apply latest Fixpack (Currently Fixpack 2 or Patches
    3.7.1-TMF-0066), or apply workaround.
    Remote-Exploit: Yes
    
    
    Overview
    --------
    
    A remote buffer overflow condition exists in the webserver (default port
    9495) running on TMR Endpoints. This can result in a denial of service
    and execution of arbitrary code. 
    
    
    Description
    -----------
    
    An overly long GET request results in a buffer overflow, with registers
    being overwritten with user supplied data. 
    
    This results in the TMR Endpoint Service crashing (LCFD process) and
    allows arbitrary code to be executed as a privileged user (SYSTEM on NT
    or root on Unix). The loss of the lcfd process terminates all endpoint
    activities.
    
    Tested on: W2K and NT4 SP6a.
    
    
    Fix
    ---
    
    Apply latest Fixpack (Currently Fixpack 2 or Patches 3.7.1-TMF-0066), or
    apply workaround. 
    
    
    Vendor status
    -------------
    
    Tivoli were notified 12 April 2002.
    
    Vendor has released a security alert with details of patches and
    workarounds. See http://www.tivoli.com/secure/support/documents/security
    /mgt-fwk-http-vul.html
    
    
    Credit
    ------
    
    Discovered by
    Mark Rowe ( mark.rowe@pentest-limited.com)
    Jeff Fay  ( jeffat_private )
    



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