Input validation error in Windows Server - CVE-2023-21800

 

Input validation error in Windows Server - CVE-2023-21800

Published: February 15, 2023 / Updated: May 31, 2024


Vulnerability identifier: #VU72230
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-21800
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: The vulnerability is being exploited in the wild

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input in Windows Installer. A local user can execute arbitrary code with SYSTEM privileges.


Affected software

Windows Server

How to mitigate CVE-2023-21800

Install updates from vendor's website.


External References

Related Security Bulletins