TITLE:
Outlook Express Windows Address Book File Vulnerability

SECUNIA ADVISORY ID:
SA19617

VERIFY ADVISORY:
http://secunia.com/advisories/19617/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Microsoft Outlook Express 6
http://secunia.com/product/102/
Microsoft Outlook Express 5.5
http://secunia.com/product/189/

DESCRIPTION:
A vulnerability has been reported in Microsoft Outlook Express, which
can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error when parsing
Windows Address Book (.wab) files. This can be exploited to cause a
buffer overflow if a user is tricked into opening a specially crafted
.wab file.

Successful exploitation allows execution of arbitrary code.

SOLUTION:
Apply patches.

Outlook Express 6 on Windows Server 2003 and Windows Server 2003
SP1:
http://www.microsoft.com/downloads/details.aspx?FamilyId=484DE679-5505-4196-BDD8-F7CF325AF0F5

Outlook Express 6 on Windows Server 2003 x64 Edition:
http://www.microsoft.com/downloads/details.aspx?FamilyId=A7B10D8F-D9D7-4423-AA6D-C1C41D23794E

Outlook Express 6 on Windows Server 2003 on Itanium-based systems and
Windows Server 2003 with SP1 for Itanium-based systems:
http://www.microsoft.com/downloads/details.aspx?familyid=800BF687-BEE5-478F-A025-43CD16682F31

Outlook Express 6 on Windows XP SP2:
http://www.microsoft.com/downloads/details.aspx?FamilyId=0DD827BC-6FA1-405A-933E-FB422A4E8096

Outlook Express 6 on Windows XP Professional x64 Edition:
http://www.microsoft.com/downloads/details.aspx?familyid=FF772C0B-6F98-449D-B02E-C9C236068172

Outlook Express 6 SP1 on Windows XP SP1 or Windows 2000 SP4:
http://www.microsoft.com/downloads/details.aspx?FamilyId=CDA93501-99CB-4F28-BB73-6438CAD081DB

Outlook Express 5.5 SP2 on Windows 2000 SP4:
http://www.microsoft.com/downloads/details.aspx?FamilyId=E61A3D64-14FD-4976-BB03-C31CA6EE61E2

PROVIDED AND/OR DISCOVERED BY:
The vendor credits:
* Stuart Pearson
* ATmaCA

ORIGINAL ADVISORY:
MS06-016 (KB911567):
http://www.microsoft.com/technet/security/Bulletin/MS06-016.mspx

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