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ZDI-06-007: Microsoft Windows Address Book (WAB) File Format Parsing Vulnerability



ZDI-06-007: Microsoft Windows Address Book (WAB) File Format Parsing 
Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-06-007.html
April 11, 2006

-- CVE ID:
CVE-2006-0014

-- Affected Vendor:
Microsoft

-- Affected Products:
Windows XP SP2
Windows 2000 SP4

-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability since April  3, 2006 by Digital Vaccine protection
filter ID 3794, 4291,4293. For further product information on the 
TippingPoint IPS:

    http://www.tippingpoint.com 

-- Vulnerability Details:
This vulnerability allows attackers to execute arbitrary code on
vulnerable installations of the Microsoft Windows operating system.
User interaction is required to exploit this vulnerability.

The specific flaw exists during the parsing of malformed Windows
Address Book (.WAB) files. Modification of the length value of certain
Unicode strings within this file format results in an exploitable heap
corruption.

-- Vendor Response:
Microsoft has issued an update to correct this vulnerability. More
details can be found at:
http://www.microsoft.com/technet/security/Bulletin/MS06-016.mspx

-- Disclosure Timeline:
2005.09.20 - Vulnerability reported to vendor
2006.04.03 - Digital Vaccine released to TippingPoint customers
2006.04.10 - Vulnerability information provided to ZDI security partners
2006.04.11 - Coordinated public release of advisory

-- Credit:
This vulnerability was discovered by Stuart Pearson - Computer Terrorism 
(UK).

-- About the Zero Day Initiative (ZDI):
Established by TippingPoint, a division of 3Com, The Zero Day Initiative
(ZDI) represents a best-of-breed model for rewarding security
researchers for responsibly disclosing discovered vulnerabilities.

Researchers interested in getting paid for their security research
through the ZDI can find more information and sign-up at:

    http://www.zerodayinitiative.com

The ZDI is unique in how the acquired vulnerability information is used.
3Com does not re-sell the vulnerability details or any exploit code.
Instead, upon notifying the affected product vendor, 3Com provides its
customers with zero day protection through its intrusion prevention
technology. Explicit details regarding the specifics of the
vulnerability are not exposed to any parties until an official vendor
patch is publicly available. Furthermore, with the altruistic aim of
helping to secure a broader user base, 3Com provides this vulnerability
information confidentially to security vendors (including competitors)
who have a vulnerability protection or mitigation product.