September 2015 – Microsoft Releases 12 Security Advisories

Microsoft addresses the following vulnerabilities in its batch of patches for September 2015:

• (MS15-094) Cumulative Security Update for Internet Explorer (3089548)
  Risk Rating: Critical
  
  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.



• (MS15-095) Cumulative Security Update for Microsoft Edge (3089665)
  Risk Rating: Critical
  
  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.



• (MS15-096) Vulnerability in Active Directory Service Could Allow Denial of Service (3072595)
  Risk Rating: Important
  
  This security update resolves a vulnerability in Active Directory. The vulnerability could allow denial of service if an authenticated attacker creates multiple machine accounts.



• (MS15-097) Vulnerabilities in Microsoft Graphics Component Could Allow Remote Code Execution (3089656)
  Risk Rating: Critical
  
  This security update resolves vulnerabilities in Microsoft Windows, Microsoft Office, and Microsoft Lync. The most severe of the vulnerabilities could allow remote code execution if a user opens a specially crafted document or visits an untrusted webpage that contains embedded OpenType fonts.



• (MS15-098) Vulnerabilities in Windows Journal Could Allow Remote Code Execution (3089669)
  Risk Rating: Critical
  
  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.



• (MS15-099) Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3089664)
  Risk Rating: Critical
  
  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.



• (MS15-100) Vulnerability in Windows Media Center Could Allow Remote Code Execution (3087918)
  Risk Rating: Important
  
  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.



• (MS15-101) Vulnerabilities in .NET Framework Could Allow Elevation of Privilege (3089662)
  Risk Rating: Important
  
  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.



• (MS15-102) Vulnerabilities in Windows Task Management Could Allow Elevation of Privilege (3089657)
  Risk Rating: Important
  
  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.



• (MS15-103) Vulnerabilities in Microsoft Exchange Server Could Allow Information Disclosure (3089250)
  Risk Rating: Important
  
  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.



• (MS15-104) Vulnerabilities in Skype for Business Server and Lync Server Could Allow Elevation of Privilege (3089952)
  Risk Rating: Important
  
  This security update resolves vulnerabilities in Skype for Business Server and Microsoft Lync Server. The most severe of the vulnerabilities could allow elevation of privilege if a user clicks a specially crafted URL. An attacker would have to convince users to click a link in an instant messenger or email message that directs them to an affected website by way of a specially crafted URL.



• (MS15-105) Vulnerability in Windows Hyper-V Could Allow Security Feature Bypass (3091287)
  Risk Rating: Important
  
  This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow security feature bypass if an attacker runs a specially crafted application that could cause Windows Hyper-V to incorrectly apply access control list (ACL) configuration settings. Customers who have not enabled the Hyper-V role are not affected.