Description of the security update for Windows XP and Windows Server 2003: June 13, 2017

Windows olecnv32.dll remote code execution vulnerability

A remote code execution vulnerability exists when Microsoft Windows OLE fails to properly validate user input. An attacker could exploit the vulnerability to execute malicious code.

To exploit the vulnerability, an attacker would have to convince a user to open either a specially crafted file or a program from either a webpage or an email message.

The update addresses the vulnerability by correcting how Windows OLE validates user input.

The following table contains links to the standard entry for each vulnerability in the Common Vulnerabilities and Exposures list:

Mitigating Factors

Microsoft has not identified any mitigating factors for this vulnerability.

Workarounds