#VU54773 Spoofing attack in Office Online Server - CVE-2021-34451 

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Main Vulnerability Database Vulnerabilities #VU54773

#VU54773 Spoofing attack in Office Online Server - CVE-2021-34451

Published: July 13, 2021


Vulnerability identifier: #VU54773
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-34451
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Office Online Server
Software vendor:
Microsoft

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in the Microsoft Office Online Server. A remote attacker can spoof page content.


Remediation

Install updates from vendor's website.

External links