KLA11774 Multiple vulnerabilities in Microsoft Office

Multiple vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to spoof user interface, execute arbitrary code, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. A cross-site-scripting (XSS) vulnerability Microsoft Office SharePoint can be exploited remotely via specially crafted web to spoof user interface.
2. A remote code execution vulnerability in Microsoft Excel can be exploited remotely via specially crafted file to execute arbitrary code.
3. A remote code execution vulnerability in Microsoft SharePoint Server can be exploited remotely via specially crafted page to execute arbitrary code.
4. A remote code execution vulnerability in Microsoft SharePoint can be exploited remotely via specially crafted to execute arbitrary code.
5. An information disclosure vulnerability in Microsoft SharePoint can be exploited remotely to obtain sensitive information.
6. A spoofing vulnerability in Microsoft SharePoint can be exploited remotely via specially crafted web to spoof user interface.

Original advisories

CVE-2020-1099

CVE-2020-0901

CVE-2020-1069

CVE-2020-1024

CVE-2020-1100

CVE-2020-1101

CVE-2020-1023

CVE-2020-1103

CVE-2020-1102

CVE-2020-1105

CVE-2020-1104

CVE-2020-1107

CVE-2020-1106

Related products

Microsoft-Office

Microsoft-Excel

CVE list

CVE-2020-1099 warning

CVE-2020-0901 critical

CVE-2020-1069 high

CVE-2020-1024 high

CVE-2020-1100 warning

CVE-2020-1101 warning

CVE-2020-1023 high

CVE-2020-1103 warning

CVE-2020-1102 high

CVE-2020-1105 warning

CVE-2020-1104 warning

CVE-2020-1107 warning

CVE-2020-1106 warning

KB list

4484364

4484383

4484338

4484336

4484384

4484332

4484365

4484352

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)

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Microsoft Excel 2010 Service Pack 2 (64-bit editions)Microsoft Office 2019 for 32-bit editionsMicrosoft Office 2019 for 64-bit editionsMicrosoft Excel 2016 (64-bit edition)Microsoft Office 2016 for MacMicrosoft Excel 2010 Service Pack 2 (32-bit editions)Microsoft Excel 2013 RT Service Pack 1Microsoft Excel 2013 Service Pack 1 (64-bit editions)Microsoft SharePoint Foundation 2013 Service Pack 1Microsoft SharePoint Server 2019Microsoft 365 Apps for Enterprise for 64-bit SystemsMicrosoft Excel 2016 (32-bit edition)Microsoft Excel 2013 Service Pack 1 (32-bit editions)Microsoft SharePoint Enterprise Server 2013 Service Pack 1Microsoft SharePoint Enterprise Server 2016Microsoft SharePoint Server 2010 Service Pack 2Microsoft Office 2019 for MacMicrosoft 365 Apps for Enterprise for 32-bit Systems