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Vulnerability of Microsoft Office: vulnerabilities of April 2021

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of Microsoft products.
Vulnerable systems: Office, Access, Office Communicator, Excel, OneNote, Outlook, PowerPoint, Project, Publisher, Visio, Word.
Severity of this threat: 3/4.
Number of vulnerabilities in this bulletin: 6.
Creation date: 13/04/2021.
Références of this weakness: CERTFR-2021-AVI-260, CVE-2021-28449, CVE-2021-28451, CVE-2021-28452, CVE-2021-28453, CVE-2021-28454, CVE-2021-28456, VIGILANCE-VUL-35066, ZDI-21-410, ZDI-21-423.

Description of the vulnerability 

An attacker can use several vulnerabilities of Microsoft products. The document...
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This threat alert impacts software or systems such as Office, Access, Office Communicator, Excel, OneNote, Outlook, PowerPoint, Project, Publisher, Visio, Word.

Our Vigil@nce team determined that the severity of this computer vulnerability bulletin is important.

The trust level is of type confirmed by the editor, with an origin of document.

This bulletin is about 6 vulnerabilities.

An attacker with a expert ability can exploit this weakness note.

Solutions for this threat 

Fixes for this vulnerability are not yet public.
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