Code Injection in Microsoft products - CVE-2021-28453
Published: April 13, 2021
Vulnerability identifier: #VU52143
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-28453
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in Microsoft Word. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Microsoft SharePoint Server
Microsoft Office Web Apps Server
Microsoft Word
Microsoft Office
Microsoft Office Web Apps
Office Online Server
Microsoft Office Web Apps Server
Microsoft Word
Microsoft Office
Microsoft Office Web Apps
Office Online Server
How to mitigate CVE-2021-28453
Install updates from vendor's website.