#VU71068 Input validation error in Windows and Windows Server - CVE-2023-21557

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Main Vulnerability Database Vulnerabilities #VU71068

#VU71068 Input validation error in Windows and Windows Server - CVE-2023-21557

Published: January 11, 2023


Vulnerability identifier: #VU71068
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-21557
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Windows
Windows Server
Software vendor:
Microsoft

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in Windows Lightweight Directory Access Protocol (LDAP). A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links