KLA11010
Remote code execution and elevation of privilege vulnerabilities in Microsoft Office
Updated: 05/16/2017
CVSS
?
5.8
Detect date
?
05/08/2017
Severity
?
High
Description

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

Below is a complete list of vulnerabilities:

  1. An improper handling of objects in memory in Microsoft Office can be exploited remotely via a specially designed Microsoft Office file sent by an email or hosted on a website to execute arbitrary code;
  2. An improper sanitizing of requests in Microsoft Sharepoint Server can be exploited remotely via a specially designed request to gain privileges;
  3. Multiple unknown vulnerabilities can be exploited remotely via a file containing a malformed graphics image, by inserting a specially designed graphics image into document, by sending a malformed file via email or by posting a specially designed file on the website to execute arbitrary code;
  4. Multiple vulnerabilities related to an improper handling of objects in memory in Microsoft Office can be exploited remotely via a specially designed file sent by an email or hosted on a website to execute arbitrary code;

Technical details

To exploit all vulnerabilities, an attacker should convince a user to open a malicious file.

NB: These vulnerabilities have no public CVSS rating so rating can be changed by the time.

Affected products

Microsoft Office 2007 Service Pack 3
Microsoft Office 2010 Service Pack 2
Microsoft Office 2013 Service Pack 1
Microsoft Office 2013 RT Service Pack 1
Microsoft Office 2016
Microsoft Office 2016 for Mac
Microsoft Office Enterprise Server 2016
Microsoft Word 2007 Service Pack 3
Microsoft Word 2010 Service Pack 2
Microsoft Word 2013 RT Service Pack 1
Microsoft Word 2013 Service Pack 1
Microsoft PowerPoint for Mac 2011
Microsoft Office Compatibility Pack Service Pack 3
Microsoft Office Word Viewer
Skype for Business 2016
 

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Original advisories

CVE-2017-0281
CVE-2017-0265
CVE-2017-0264
CVE-2017-0262
CVE-2017-0261
CVE-2017-0255
CVE-2017-0254

Impacts
?
ACE 
[?]

PE 
[?]
Related products
Microsoft Word
Microsoft Sharepoint Server
Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats
Microsoft Office
CVE-IDS
?

CVE-2017-0281
CVE-2017-0265
CVE-2017-0264
CVE-2017-0262
CVE-2017-0261
CVE-2017-0255
CVE-2017-0254

MS list
CVE-2017-0281
CVE-2017-0265
CVE-2017-0264
CVE-2017-0262
CVE-2017-0261
CVE-2017-0255
CVE-2017-0254
KB list

3191841
3191835
3191904
3191888
3191909
3191880
3191836
3191843
3178729
3191865
3162040
3191839
3118310
3172458
3114375
3191895
2596904
3191899
3191885
3191863
3191881
3191890
3191913
3191858