MS10-066: Vulnerability in remote procedure call could allow remote code execution

How to obtain help and support for this security update

Help installing updates:
Support for Microsoft Update

Security solutions for IT professionals:
TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware:
Virus Solution and Security Center

Local support according to your country:
International Support

Known issues with this security update

• After you install this security update on a Windows XP SP3-based computer, a mapped to a network drive may not be displayed correctly. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

  2454533 Description of a shared folder that is mapped to a network drive is not displayed on a Windows XP SP3-based computer that has security update MS10-066 installed

• After you install this security update on a Windows Server 2003-based computer, certain applications or services that use remote procedure call (RPC) functions crash. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

  2480093 Applications or services that use RPC functions crash on a Windows Server 2003-based computer after you install Microsoft security update MS10-066

Windows XP and Windows Server 2003 file information

• The files that apply to a specific milestone (RTM, SPn) and service branch (QFE, GDR) are noted in the "SP requirement" and "Service branch" columns.

• GDR service branches contain only those fixes that are widely released to address widespread, critical issues. QFE service branches contain hotfixes in addition to widely released fixes.

• In addition to the files that are listed in these tables, this software update also installs an associated security catalog file (KBnumber.cat) that is signed with a Microsoft digital signature.