Input validation error in Microsoft products - CVE-2023-23399
Published: March 14, 2023 / Updated: October 25, 2024
Vulnerability identifier: #VU73573
CSH Severity: High
CVSS v4.0: 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/E:P/U:Amber
CVE-ID: CVE-2023-23399
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Microsoft
Affected software:
Microsoft Office
Microsoft Excel
Microsoft 365 Apps for Enterprise
Office Online Server
Microsoft Office Web Apps Server
Microsoft Office LTSC
Microsoft Office
Microsoft Excel
Microsoft 365 Apps for Enterprise
Office Online Server
Microsoft Office Web Apps Server
Microsoft Office LTSC
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Excel. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.
How to mitigate CVE-2023-23399
Install updates from vendor's website.