ZDI-10-179: IBM TSM FastBack Mount Service Arbitrary Overwrite Remote Code Execution Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-10-179
September 29, 2010

-- CVSS:
10, (AV:N/AC:L/Au:N/C:C/I:C/A:C)

-- Affected Vendors:
IBM

-- Affected Products:
IBM Tivoli Storage Manager

-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability by Digital Vaccine protection filter ID 9966. 
For further product information on the TippingPoint IPS, visit:

    http://www.tippingpoint.com

-- Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of IBM Tivoli Storage Manager Fastback.
Authentication is not required to exploit this vulnerability.

The specific flaw exists within the Mount service (FastBackMount.exe).
This process listens by default on UDP port 30005. This process writes
the value 0x01 to the address specified by the second DWORD from a
packet received to it's UDP port. An attacker can exploit this behavior
to execute arbitrary code by making several requests to this service.

-- Vendor Response:
IBM states:
http://www-01.ibm.com/support/docview.wss?uid=swg21443820
Issue 1

-- Disclosure Timeline:
2010-01-06 - Vulnerability reported to vendor
2010-09-29 - Coordinated public release of advisory

-- Credit:
This vulnerability was discovered by:
    * Sebastian Apelt (www.siberas.de)

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