Technical Information

Brief overview of the risk:
This security update resolves a privately reported vulnerability in Microsoft Paint. The vulnerability could allow remote code execution if a user viewed a specially crafted JPEG image file using Microsoft Paint.
Detailed Information on the risk:

A remote code execution vulnerability exists in the way that Microsoft Paint decodes JPEG images. The vulnerability could allow remote code execution if a user opens a specially crafted JPEG image file in Microsoft Paint. An attacker who successfully exploited this vulnerability could take complete control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts.

Further information on this exploit is available at : MS10-005