Main Vulnerability Database Vulnerabilities #VU79179

Input validation error in Microsoft products - CVE-2023-36896

Published: August 8, 2023

Vulnerability identifier: #VU79179

CSH Severity: High

CVSS v4: 8.4 [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]

CVE-ID: CVE-2023-36896

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

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 Excel. A remote attacker can trick a victim to open a specially crafted file and execute arbitrary code on the system.

Affected software

Office Online Server
Microsoft Office LTSC
Microsoft 365 Apps for Enterprise
Microsoft Excel
Microsoft Office

How to mitigate CVE-2023-36896

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-36896

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