#VU58926 Spoofing attack


Published: 2021-12-14

Vulnerability identifier: #VU58926

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-43255

CWE-ID: CWE-451

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Microsoft Office
Client/Desktop applications / Office applications
Microsoft 365 Apps for Enterprise
Client/Desktop applications / Other client software
Microsoft Office LTSC 2021
Other software / Other software solutions

Vendor: Microsoft

Description

The vulnerability allows a local attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in Microsoft Office Trust Center. A local attacker can spoof page content.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft Office: 2013 - 2019

Microsoft 365 Apps for Enterprise: 32-bit Systems - 64-bit Systems

Microsoft Office LTSC 2021: 32 bit editions - 64 bit editions


CPE

External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43255


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability