Earlier in the week we released an out-of-band security update to address a vulnerability in the Windows Shell which could allow a remote code execution. More details are below and if you haven’t already applied this update make sure you do as soon as you can.
New Security Bulletin Overview
Maximum Severity Rating
Details This security update resolves a publicly disclosed vulnerability in Windows Shell. The vulnerability could allow remote code execution if the icon of a specially crafted shortcut is displayed. An attacker who successfully exploited this vulnerability could gain the same user rights as the local user. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.
This security update is rated Critical for all supported editions of Microsoft Windows. The security update addresses the vulnerability by correcting validation of shortcut icon references.
This security update addresses the vulnerability first described in Microsoft Security Advisory 2286198.