Input validation error in Microsoft products - CVE-2023-36762

Vulnerability identifier: #VU80695

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-36762

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Word. A remote attacker can trick a victim to open a specially crafted file and execute arbitrary code on the system.

Microsoft Word
Microsoft Office
Microsoft 365 Apps for Enterprise
Microsoft SharePoint Enterprise Server
Microsoft Office LTSC

Install updates from vendor's website.

Microsoft Word - update to 16.0.5413.1000
Microsoft SharePoint Enterprise Server - addressed in versions 16.0.5413.1000, 16.0.5413.1001
Microsoft Office - update to 16.0.5413.1000
Microsoft 365 Apps for Enterprise - update to 16.0.5413.1000
Microsoft Office LTSC - update to 16.77.23091003

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-36762

• Remote code execution in Microsoft Word