#VU49431 Input validation error in Microsoft products - CVE-2021-1716
Published: January 12, 2021
Vulnerability identifier: #VU49431
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-1716
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Microsoft Office Web Apps Server
Microsoft SharePoint Server
Microsoft Office
Microsoft Word
Microsoft Office Web Apps
Office Online Server
Microsoft Office Web Apps Server
Microsoft SharePoint Server
Microsoft Office
Microsoft Word
Microsoft Office Web Apps
Office Online Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Word. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.