|Patch Description||Security Update for Windows Vista (KB971657)|
|Bulletin Title||Vulnerability in Workstation Service Could Allow Elevation of Privilege (971657)|
|Bulletin Summary||This security update resolves a privately reported vulnerability in the Windows Workstation Service. The vulnerability could allow elevation of privilege if an attacker created a specially crafted RPC message and sent the message to an affected system. An attacker who successfully exploited this vulnerability could execute arbitrary code and take complete control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. An attacker must have valid logon credentials to a vulnerable system in order to exploit this vulnerability. The vulnerability could not be exploited by anonymous users.|
|Superceding Bulletin Id||None|
|Patch Release Date||Aug 11, 2009|
Affected Product Information
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