Microsoft Windows HTML Help Input Validation Vulnerability - Advisories

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Microsoft Windows HTML Help Input Validation Vulnerability

Secunia Advisory:	SA15683
Release Date:	2005-06-14
Last Update:	2005-06-15

Critical:	Highly critical
Impact:	System access
Where:	From remote
Solution Status:	Vendor Patch

OS:	Microsoft Windows 2000 Advanced Server Microsoft Windows 2000 Datacenter Server Microsoft Windows 2000 Professional Microsoft Windows 2000 Server Microsoft Windows Server 2003 Datacenter Edition Microsoft Windows Server 2003 Enterprise Edition Microsoft Windows Server 2003 Standard Edition Microsoft Windows Server 2003 Web Edition Microsoft Windows XP Home Edition Microsoft Windows XP Professional


CVE reference:	CVE-2005-1208 (Secunia mirror)

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Description: A vulnerability has been reported in Microsoft Windows, which can be exploited by malicious people to compromise a user's system. The vulnerability is caused due to an integer overflow within HTML Help and can be exploited to cause a heap-based buffer overflow via a specially crafted Help (.chm) file with a very high value in a size field. Successful exploitation allows execution of arbitrary code. Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, using the Network Software Inspector. Solution: Apply patches. Microsoft Windows 2000 (requires Service Pack 3 or Service Pack 4): http://www.microsoft.com/downloads/de...=9AF346AE-4807-42F4-95E2-8F5FAE321102 Microsoft Windows XP (requires Service Pack 1 or Service Pack 2): http://www.microsoft.com/downloads/de...=17833B94-AF70-47BD-872C-033A3F0E982A Microsoft Windows XP 64-Bit Edition (requires Service Pack 1) (Itanium): http://www.microsoft.com/downloads/de...=A6A807F2-AD02-4D15-A198-CF8A728B3A25 Microsoft Windows XP 64-Bit Edition Version 2003 (Itanium): http://www.microsoft.com/downloads/de...=EE8BA26D-CFDA-428F-9F9B-16908DB88C80 Microsoft Windows XP Professional x64 Edition: http://www.microsoft.com/downloads/de...=CE81AE3B-4FA4-4576-8539-AB49E575A98F Microsoft Windows Server 2003 (with or without Service Pack 1): http://www.microsoft.com/downloads/de...=A19EEE21-7DF2-4B95-A4C5-44C6CAA5AF9A Microsoft Windows Server 2003 (with or without Service Pack 1) (Itanium): http://www.microsoft.com/downloads/de...=A19EEE21-7DF2-4B95-A4C5-44C6CAA5AF9A Microsoft Windows Server 2003 x64 Edition: http://www.microsoft.com/downloads/de...=2E8716F7-3A81-4482-8C92-2A2DC3C2F782 Provided and/or discovered by: The vulnerability was reported independently by: * Peter Winter-Smith, Next Generation Security Software. * Yuji Ukai, eEye Digital Security. Changelog: 2005-06-15: Added links to advisories from eEye Digital Security, NGSSoftware and US-CERT vulnerability note. Original Advisory: MS05-026 (KB896358): http://www.microsoft.com/technet/security/Bulletin/MS05-026.mspx eEye Digital Security: http://www.eeye.com/html/research/advisories/AD20050614.html NGSSoftware: http://www.ngssoftware.com/advisories/msitss.txt Other References: US-CERT VU#851869: http://www.kb.cert.org/vuls/id/851869



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise. Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

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