Microsoft Windows DNS Client Predictable Transaction ID Vulnerability - Advisories

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Microsoft Windows DNS Client Predictable Transaction ID Vulnerability

Secunia Advisory:	SA29696
Release Date:	2008-04-08
Last Update:	2008-04-10

Critical:	Moderately critical
Impact:	Spoofing
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 Vista Microsoft Windows XP Home Edition Microsoft Windows XP Professional


CVE reference:	CVE-2008-0087 (Secunia mirror)

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Description: A vulnerability has been reported in Microsoft Windows, which can be exploited by malicious people to poison the DNS cache. The vulnerability is caused due to the Windows DNS client using predictable transaction IDs in outgoing queries and can be exploited to poison the DNS cache when the transaction ID is guessed. 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. Windows 2000 SP4: http://www.microsoft.com/downloads/de...=41326ade-96b6-47ce-9291-d4e3039471c4 Windows XP SP2: http://www.microsoft.com/downloads/de...=893f4cef-0395-4c44-ba28-7a10b6e7dd48 Windows XP Professional x64 Edition (optionally with SP2): http://www.microsoft.com/downloads/de...=8fdd1207-6e93-4c43-bacc-fe3623a6ebe7 Windows Server 2003 SP1/SP2: http://www.microsoft.com/downloads/de...=214bd8f5-6eb2-414c-b013-c516a306d692 Windows Server 2003 x64 Edition (optionally with SP2): http://www.microsoft.com/downloads/de...=fd123394-a5d6-4b55-be74-2938f52ce922 Windows Server 2003 with SP1/SP2 for Itanium-based systems: http://www.microsoft.com/downloads/de...=e0e63f03-904d-47ee-94fc-51a8dea668eb Windows Vista: http://www.microsoft.com/downloads/de...=8203d303-c855-4579-9bbf-b06ddf5c1b87 Windows Vista x64 Edition: http://www.microsoft.com/downloads/de...=73f3a234-3973-4467-be7e-69efa7ee978c Provided and/or discovered by: The vendor credits: * Amit Klein of Trusteer * Alla Berzroutchko of Scanit * Roy Arends of Nominet UK Changelog: 2008-04-10: Added additional link. Original Advisory: MS08-020 (945553): http://www.microsoft.com/technet/security/Bulletin/MS08-020.mspx Amit Klein, Trusteer: http://www.trusteer.com/docs/Microsoft_Windows_resolver_DNS_cache_poisoning.pdf



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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