Multiple vulnerabilities in Microsoft Office

Description

Multiple serious vulnerabilities have been found in Microsoft Office. Malicious users can exploit these vulnerabilities to bypass security restrictions, spoof user interface, execute arbitrary code or obtain sensitive information.

Below is a complete list of vulnerabilities

1. Improper memory objects handling can be exploited remotely via a specially designed office file to execute arbitrary code;
2. Improper Document Type Definition parsing at SharePoint InfoPath Forms Services can be exploited remotely via a specially designed file to obtain sensitive information;
3. Improper request sanitization at Office Web Apps can be exploited remotely via a specially designed URL to spoof user interface.
4. Lack of permission restrictions at Microsoft SharePoint can be exploited remotely via a specially designed Office Marketplace instance.

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Technical details

To exploit vulnerabilities (2,4) malicious user must be logged in or anonymous access must be enabled

Original advisories

• CVE-2015-2555

• CVE-2015-6039
• CVE-2015-6037
• CVE-2015-2557
• CVE-2015-2556
• CVE-2015-2558

Related products

• Microsoft-Visio-2010
• Microsoft-Excel
• Microsoft-Sharepoint-Server

CVE list

• CVE-2015-2555
  critical
• CVE-2015-6039
  warning
• CVE-2015-6037
  warning
• CVE-2015-2557
  critical
• CVE-2015-2556
  warning
• CVE-2015-2558
  critical

KB list

• 3085571
• 3085514
• 3085595
• 3085619
• 3085618
• 3085609
• 3085615
• 2596670
• 3085542
• 3085567
• 3085583
• 3085568
• 3054994
• 3085596
• 3085582
• 3096440
• 3097266
• 2553405
• 3097264
• 3085520
• 2920693

Read more

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