Code Injection in Microsoft 365 Apps for Enterprise - CVE-2021-27058

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Main Vulnerability Database Vulnerabilities #VU51334

Code Injection in Microsoft 365 Apps for Enterprise - CVE-2021-27058

Published: March 9, 2021


Vulnerability identifier: #VU51334
CSH Severity: 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-2021-27058
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Microsoft 365 Apps for Enterprise
Software vendor:
Microsoft

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in Microsoft Office ClickToRun. 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.


Remediation

Install updates from vendor's website.

External links