MS15-003: Vulnerability in Windows User Profile service could allow elevation of privilege: January 13, 2015

Applies to: Windows Server 2012 R2 DatacenterWindows Server 2012 R2 StandardWindows Server 2012 R2 Essentials


This security update resolves a privately reported vulnerability in Windows. This vulnerability could allow elevation of privilege if an attacker logs on to the system and runs a specially crafted application. An authenticated attacker who successfully exploits this vulnerability could leverage the Windows User Profile Service (ProfSvc) to load registry hives that are associated with other user accounts and potentially run programs with elevated permissions. An attacker must have valid logon credentials and be able to log on locally to exploit the vulnerability.


Microsoft has released security bulletin MS15-003. To learn more about this security bulletin:

How to obtain help and support for this security update

Help installing updates:
Support for Microsoft Update

Security solutions for IT professionals:
TechNet Security support and troubleshooting

Help protect your Windows-based computer from viruses and malware:
Virus Solution and Security Center

Local support according to your country:
International support

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.