Code Injection in Microsoft Office - CVE-2021-27059
Published: March 9, 2021 / Updated: May 19, 2021
Vulnerability identifier: #VU51335
CSH Severity: Critical
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2021-27059
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Microsoft Office
Microsoft Office
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in Microsoft Office. A remote administrator 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.
Note, the vulnerability is being actively exploited in the wild.
Remediation
Install updates from vendor's website.