#VU72183 Input validation error in Windows and Windows Server - CVE-2023-21799

Vulnerability identifier: #VU72183

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2023-21799

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Windows
Windows Server

Software vendor:
Microsoft

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input in Microsoft WDAC OLE DB provider for SQL Server. A remote attacker can trick the victim into connecting to a malicious server and execute arbitrary code on the client.

Install updates from vendor's website.

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21799