Multiple vulnerabilities in Microsoft Apps

Description

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

Below is a complete list of vulnerabilities:

1. A remote code execution vulnerability in Microsoft Office app can be exploited remotely to execute arbitrary code.
2. A spoofing vulnerability in Windows AppX Installer can be exploited remotely to spoof user interface.

Original advisories

• CVE-2021-43905

• CVE-2021-43890

Exploitation

Public exploits exist for this vulnerability.

Related products

• Microsoft-Office

CVE list

• CVE-2021-43905
  critical
• CVE-2021-43890
  high

KB list

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