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Multiple serious vulnerabilities have been found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, gain privileges and spoof user interface.

Below is a complete list of vulnerabilities:

  1. Multiple vulnerabilities related to improper handling of objects in memory in Microsoft Office can be exploited via a specially designed file to execute arbitrary code;
  2. Multiple vulnerabilities related to incorrect handling of web requests in Microsoft Exchange Outlook Web Access can be exploited by sending a specially designed email message containing a malicious link to a user to execute arbitrary code;
  3. An improper sanitization of web requests in Microsoft SharePoint Server can be exploited via a specially designed web request to gain privileges;
  4. An open redirect vulnerability in Microsoft Exchange can be exploited by sending a link that has a specially designed URL and convincing a user to open it to spoof user interface.

Original advisories


This vulnerability can be exploited by the following malware:


Public exploits exist for this vulnerability.

Related products

CVE list

  • CVE-2017-0243
  • CVE-2017-8501
  • CVE-2017-8502
  • CVE-2017-8570
  • CVE-2017-8569

KB list

Read more

Find out the statistics of the vulnerabilities spreading in your region on statistics.securelist.com

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