Revision Note: V1.0 (September 8, 2015): Bulletin Summary published.
Summary: This bulletin summary lists security bulletins released for September 2015.

Severity Rating: Critical
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves vulnerabilities in Microsoft Office. The most severe of the vulnerabilities could allow remote code execution if a user opens a specially crafted Microsoft Office file. An attacker who successfully exploited the vulnerabilities could run arbitrary code in the context of the current user. Customers whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights.

Severity Rating: Important
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves vulnerabilities in Microsoft Windows. The vulnerabilities could allow elevation of privilege if an attacker logs on to a system and runs a specially crafted application.

Severity Rating: Important
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves vulnerabilities in Microsoft .NET Framework. The most severe of the vulnerabilities could allow elevation of privilege if a user runs a specially crafted .NET application. However, in all cases, an attacker would have no way to force users to run the application; an attacker would have to convince users to do so.

Severity Rating: Critical
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves vulnerabilities in Microsoft Windows. The more severe of the vulnerabilities could allow remote code execution if a user opens a specially crafted Journal file. 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.

Severity Rating: Important
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves a vulnerability in Active Directory. The vulnerability could allow denial of service if an authenticated attacker creates multiple machine accounts. To exploit the vulnerability an attacker must have an account that has privileges to join machines to the domain.

Severity Rating: Important
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves vulnerabilities in Microsoft Exchange Server. The most severe of the vulnerabilities could allow information disclosure if Outlook Web Access (OWA) fails to properly handle web requests, and sanitize user input and email content.

Severity Rating: Critical
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves vulnerabilities in Microsoft Edge. The most severe of the vulnerabilities could allow remote code execution if a user views a specially crafted webpage using Microsoft Edge. An attacker who successfully exploited these vulnerabilities could gain the same user rights as the current user. Customers whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights.

Severity Rating: Critical
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves vulnerabilities in Internet Explorer. The most severe of the vulnerabilities could allow remote code execution if a user views a specially crafted webpage using Internet Explorer. An attacker who successfully exploited these vulnerabilities could gain the same user rights as the current user. Customers whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights.

Severity Rating: Important
Revision Note: V1.0 (September 8, 2015): Bulletin published.
Summary: This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow remote code execution if Windows Media Center opens a specially crafted Media Center link (.mcl) file that references malicious code. An attacker who successfully exploited this vulnerability could gain the same user rights as the current user. Customers whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights.